diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2437a778..1043661f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -28,7 +28,7 @@ jobs:
       - run: mkdir ./builds
       - uses: montudor/action-zip@v0.1.0
         with:
-          args: zip -qq -r ./builds/ChromeExtension.zip ./dist
+          args: zip -qq -r ./builds/ChromeExtension.zip ./dist/*
 
       # Create Firefox artifacts
       - name: Create Firefox artifacts
@@ -39,7 +39,7 @@ jobs:
           path: dist
       - uses: montudor/action-zip@v0.1.0
         with:
-          args: zip -qq -r ./builds/FirefoxExtension.zip ./dist
+          args: zip -qq -r ./builds/FirefoxExtension.zip ./dist/*
 
       # Create Beta artifacts (Builds with the name changed to beta)
       - name: Create Chrome Beta artifacts
@@ -50,7 +50,7 @@ jobs:
           path: dist
       - uses: montudor/action-zip@v0.1.0
         with:
-          args: zip -qq -r ./builds/ChromeExtensionBeta.zip ./dist
+          args: zip -qq -r ./builds/ChromeExtensionBeta.zip ./dist/*
 
       - name: Create Firefox Beta artifacts
         run: npm run build:firefox -- --env.stream=beta
@@ -60,7 +60,24 @@ jobs:
           path: dist
       - uses: montudor/action-zip@v0.1.0
         with:
-          args: zip -qq -r ./builds/FirefoxExtensionBeta.zip ./dist
+          args: zip -qq -r ./builds/FirefoxExtensionBeta.zip ./dist/*
+
+      # Create Firefox Signed Beta version
+      - name: Create Firefox Signed Beta artifacts
+        run: npm run web-sign
+        env:
+          WEB_EXT_API_KEY: ${{ secrets.WEB_EXT_API_KEY }}
+          WEB_EXT_API_SECRET: ${{ secrets.WEB_EXT_API_SECRET }}
+      - name: Install rename
+        run: sudo apt-get install rename
+      - name: Install signed file
+        run: cd ./web-ext-artifacts
+        run: rename 's/.*/FirefoxSignedInstaller.xpi/' *
+        run: cd ..
+      - uses: actions/upload-artifact@v1
+        with:
+          name: FirefoxExtensionSigned.xpi
+          path: ./web-ext-artifacts/FirefoxSignedInstaller.xpi
 
       # Upload each release asset
       - name: Upload to release
@@ -70,6 +87,13 @@ jobs:
           name: ChromeExtension.zip
           path: ./builds/ChromeExtension.zip
           repo-token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Upload to release
+        uses: Shopify/upload-to-release@master
+        with:
+          args: builds/ChromeExtensionBeta.zip
+          name: ChromeExtensionBeta.zip
+          path: ./builds/ChromeExtensionBeta.zip
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - name: Upload to release
         uses: Shopify/upload-to-release@master
         with:
@@ -77,4 +101,11 @@ jobs:
           name: FirefoxExtension.zip
           path: ./builds/FirefoxExtension.zip
           repo-token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Upload to release
+        uses: Shopify/upload-to-release@master
+        with:
+          args: web-ext-artifacts/FirefoxSignedInstaller.xpi
+          name: FirefoxSignedInstaller.xpi
+          path: ./web-ext-artifacts/FirefoxSignedInstaller.xpi
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
 
diff --git a/config.json.example b/config.json.example
index 0919d30e..aad02a3c 100644
--- a/config.json.example
+++ b/config.json.example
@@ -2,5 +2,5 @@
     "serverAddress": "https://sponsor.ajay.app",
     "testingServerAddress": "https://sponsor.ajay.app/test",
     "serverAddressComment": "This specifies the default SponsorBlock server to conect to",
-    "categoryList": ["sponsor", "intro", "outro", "interaction", "selfpromo", "offtopic"]
+    "categoryList": ["sponsor", "intro", "outro", "interaction", "selfpromo", "music_offtopic"]
 }
diff --git a/manifest/manifest.json b/manifest/manifest.json
index 5b302f1f..7a41a671 100644
--- a/manifest/manifest.json
+++ b/manifest/manifest.json
@@ -1,7 +1,7 @@
 {
     "name": "__MSG_fullName__",
     "short_name": "__MSG_Name__",
-    "version": "1.2.27",
+    "version": "1.2.28",
     "default_locale": "en",
     "description": "__MSG_Description__",
     "content_scripts": [{
diff --git a/package.json b/package.json
index c778277c..bccb8af8 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,7 @@
   },
   "scripts": {
     "web-run": "npm run web-run:chrome",
+    "web-sign": "web-ext sign -s dist",
     "web-run:firefox": "cd dist && web-ext run --start-url https://addons.mozilla.org/firefox/addon/ublock-origin/",
     "web-run:chrome": "cd dist && web-ext run --start-url https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm -t chromium",
     "build": "npm run build:chrome",
diff --git a/public/_locales/en/messages.json b/public/_locales/en/messages.json
index 086ce0d5..864b957b 100644
--- a/public/_locales/en/messages.json
+++ b/public/_locales/en/messages.json
@@ -351,7 +351,7 @@
         "message": "Support Invidious"
     },
     "supportInvidiousDescription": {
-        "message": "Invidious (invidio.us) is a third party YouTube client. To enable support, you must accept the extra permissions. This does NOT work in incongnito on Chrome and other Chromium variants."
+        "message": "Invidious (invidio.us) is a third party YouTube client. To enable support, you must accept the extra permissions. This does NOT work in incognito on Chrome and other Chromium variants."
     },
     "optionsInfo": {
         "message": "Enable Invidious support, disable autoskip, hide buttons and more."
@@ -490,19 +490,22 @@
         "message": "Sponsor"
     },
     "category_intro": {
-        "message": "Intro"
+        "message": "Intro Animation"
     },
     "category_outro": {
-        "message": "Outro"
+        "message": "Endcards/Credits"
     },
     "category_interaction": {
-        "message": "Interaction (Redundant Like, Subscribe, Follow, etc.)"
+        "message": "Interaction Reminder (Subscribe)"
     },
     "category_selfpromo": {
         "message": "Self-Promotion and Merchandise"
     },
-    "category_offtopic": {
-        "message": "Offtopic tangent (Subjective)"
+    "category_music_offtopic": {
+        "message": "Music: Non-Music Section"
+    },
+    "category_livestream_messages": {
+        "message": "Livestream: Donation/Message Readings"
     },
     "disable": {
         "message": "Disable"
@@ -554,5 +557,14 @@
     },
     "forceChannelCheckPopup": {
         "message": "Consider Enabling Force Channel Check Before Skipping Sponsors"
+    },
+    "downvoteDescription": {
+        "message": "Incorrect"
+    },
+    "incorrectCategory": {
+        "message": "Wrong Category"
+    },
+    "nonMusicCategoryOnMusic": {
+        "message": "This video is categorized as music. Are you sure you would like to submit segments with non-music categories? Unless this video is not actually music, you should not be submitting this segment. Please read the guidelines if you are confused."
     }
 }
diff --git a/public/content.css b/public/content.css
index 51213bd2..66838a9f 100644
--- a/public/content.css
+++ b/public/content.css
@@ -11,11 +11,28 @@
 	z-index: 40;
 }
 
+.sbHidden {
+	display: none !important;
+}
+
+
 .previewbar {
 	display: inline-block;
 	height: 100%;
 }
 
+/* Preview Bar page hacks */
+
+.sbTooltipTwoTitleThumbnailOffset {
+	bottom: -5px !important;
+}
+
+.sbTooltipOneTitleThumbnailOffset {
+	bottom: 10px !important;
+}
+
+/*  */
+
 .popup {
     z-index: 10;
     width: 100%;
diff --git a/public/popup.html b/public/popup.html
index 3fdb3a73..bede3db5 100644
--- a/public/popup.html
+++ b/public/popup.html
@@ -135,7 +135,7 @@
               <span id="sponsorTimesSkipsDoneDisplay" class="popupElement">
                 0
               </span>
-              <span id="sponsorTimesSkipsDoneEndWord" class="popupElement">__MSG_Segments__</span> (since February).
+              <span id="sponsorTimesSkipsDoneEndWord" class="popupElement">__MSG_Segments__</span>
             </div>
 
             <div id="sponsorTimeSavedContainer"  class="popupElement" style="display: none">
diff --git a/src/background.ts b/src/background.ts
index b204b64c..74382357 100644
--- a/src/background.ts
+++ b/src/background.ts
@@ -47,7 +47,7 @@ chrome.runtime.onMessage.addListener(function (request, sender, callback) {
             //this allows the callback to be called later
             return true;
         case "submitVote":
-            submitVote(request.type, request.UUID, callback);
+            submitVote(request.type, request.UUID, request.category, callback);
         
             //this allows the callback to be called later
             return true;
@@ -147,7 +147,7 @@ function addSponsorTime(time, videoID, callback) {
     });
 }
 
-function submitVote(type, UUID, callback) {
+function submitVote(type, UUID, category, callback) {
     let userID = Config.config.userID;
 
     if (userID == undefined || userID === "undefined") {
@@ -156,8 +156,10 @@ function submitVote(type, UUID, callback) {
         Config.config.userID = userID;
     }
 
+    let typeSection = (type !== undefined) ? "&type=" + type : "&category=" + category;
+
     //publish this vote
-    utils.sendRequestToServer("POST", "/api/voteOnSponsorTime?UUID=" + UUID + "&userID=" + userID + "&type=" + type, function(xmlhttp, error) {
+    utils.sendRequestToServer("POST", "/api/voteOnSponsorTime?UUID=" + UUID + "&userID=" + userID + typeSection, function(xmlhttp, error) {
         if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
             callback({
                 successType: 1
diff --git a/src/components/SkipNoticeComponent.tsx b/src/components/SkipNoticeComponent.tsx
index 8d53efbb..b4399e65 100644
--- a/src/components/SkipNoticeComponent.tsx
+++ b/src/components/SkipNoticeComponent.tsx
@@ -1,4 +1,5 @@
 import * as React from "react";
+import * as CompileConfig from "../../config.json";
 import Config from "../config"
 import { ContentContainer, SponsorHideType } from "../types";
 
@@ -19,16 +20,19 @@ export interface SkipNoticeProps {
 }
 
 export interface SkipNoticeState {
-    noticeTitle: string,
+    noticeTitle: string;
 
-    messages: string[],
+    messages: string[];
 
-    countdownTime: number,
+    countdownTime: number;
     maxCountdownTime: () => number;
-    countdownText: string,
+    countdownText: string;
 
-    unskipText: string,
-    unskipCallback: () => void
+    unskipText: string;
+    unskipCallback: () => void;
+
+    downvoting: boolean;
+    choosingCategory: boolean;
 }
 
 class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeState> {
@@ -43,10 +47,15 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
     idSuffix: any;
 
     noticeRef: React.MutableRefObject<NoticeComponent>;
+    categoryOptionRef: React.RefObject<HTMLSelectElement>;
+
+    // Used to update on config change
+    configListener: () => void;
 
     constructor(props: SkipNoticeProps) {
         super(props);
         this.noticeRef = React.createRef();
+        this.categoryOptionRef = React.createRef();
 
         this.UUID = props.UUID;
         this.autoSkip = props.autoSkip;
@@ -83,7 +92,10 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
             countdownText: null,
 
             unskipText: chrome.i18n.getMessage("unskip"),
-            unskipCallback: this.unskip.bind(this)
+            unskipCallback: this.unskip.bind(this),
+
+            downvoting: false,
+            choosingCategory: false
         }
 
         if (!this.autoSkip) {
@@ -115,7 +127,7 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
                 timed={true}
                 maxCountdownTime={this.state.maxCountdownTime}
                 ref={this.noticeRef}
-                closeListener={this.props.closeListener}>
+                closeListener={() => this.closeListener()}>
                     
                 {(Config.config.audioNotificationOnSkip) && <audio ref={(source) => { this.audio = source; }}>
                     <source src={chrome.extension.getURL("icons/beep.ogg")} type="audio/ogg"></source>
@@ -124,7 +136,7 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
                 {/* Text Boxes */}
                 {this.getMessageBoxes()}
               
-                {/* Last Row */}
+                {/* Bottom Row */}
                 <tr id={"sponsorSkipNoticeSecondRow" + this.idSuffix}>
 
                     {/* Vote Button Container */}
@@ -145,7 +157,7 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
                             className="sponsorSkipObject voteButton"
                             src={chrome.extension.getURL("icons/report.png")}
                             title={chrome.i18n.getMessage("reportButtonInfo")}
-                            onClick={() => this.contentContainer().vote(0, this.UUID, this)}>
+                            onClick={() => this.adjustDownvotingState(true)}>
                         
                         </img>
 
@@ -174,6 +186,54 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
                     }
                 </tr>
 
+                {/* Downvote Options Row */}
+                {this.state.downvoting &&
+                    <tr id={"sponsorSkipNoticeDownvoteOptionsRow" + this.idSuffix}>
+                        <td id={"sponsorTimesDownvoteOptionsContainer" + this.idSuffix}>
+
+                            {/* Normal downvote */}
+                            <button className="sponsorSkipObject sponsorSkipNoticeButton"
+                                    onClick={() => this.contentContainer().vote(0, this.UUID, undefined, this)}>
+                                {chrome.i18n.getMessage("downvoteDescription")}
+                            </button>
+
+                            {/* Category vote */}
+                            {Config.config.testingServer &&
+                                <button className="sponsorSkipObject sponsorSkipNoticeButton"
+                                        onClick={() => this.openCategoryChooser()}>
+
+                                    {chrome.i18n.getMessage("incorrectCategory")}
+                                </button>
+                            }
+                        </td>
+
+                    </tr>
+                }
+
+                {/* Category Chooser Row */}
+                {this.state.choosingCategory &&
+                    <tr id={"sponsorSkipNoticeCategoryChooserRow" + this.idSuffix}>
+                        <td>
+                            {/* Category Selector */}
+                            <select id={"sponsorTimeCategories" + this.idSuffix}
+                                    className="sponsorTimeCategories"
+                                    defaultValue={utils.getSponsorTimeFromUUID(this.props.contentContainer().sponsorTimes, this.props.UUID).category}
+                                    ref={this.categoryOptionRef}
+                                    onChange={this.categorySelectionChange.bind(this)}>
+
+                                {this.getCategoryOptions()}
+                            </select>
+
+                            {/* Submit Button */}
+                            <button className="sponsorSkipObject sponsorSkipNoticeButton"
+                                    onClick={() => this.contentContainer().vote(undefined, this.UUID, this.categoryOptionRef.current.value, this)}>
+
+                                {chrome.i18n.getMessage("submit")}
+                            </button>
+                        </td>
+                    </tr>
+                }
+
             </NoticeComponent>
         );
     }
@@ -202,6 +262,70 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
         return elements;
     }
 
+    adjustDownvotingState(value: boolean) {
+        if (!value) this.clearConfigListener();
+
+        this.setState({
+            downvoting: value,
+            choosingCategory: false
+        });
+    }
+
+    clearConfigListener() {
+        if (this.configListener) {
+            Config.configListeners.splice(Config.configListeners.indexOf(this.configListener), 1);
+            this.configListener = null;
+        }
+    }
+
+    openCategoryChooser() {
+        // Add as a config listener
+        this.configListener = () => this.forceUpdate();
+        Config.configListeners.push(this.configListener);
+
+        this.setState({
+            choosingCategory: true,
+            downvoting: false
+        });
+    }
+
+    getCategoryOptions() {
+        let elements = [];
+
+        for (const category of Config.config.categorySelections) {
+            elements.push(
+                <option value={category.name}
+                        key={category.name}>
+                    {chrome.i18n.getMessage("category_" + category.name)}
+                </option>
+            );
+        }
+
+        if (elements.length < CompileConfig.categoryList.length) {
+            // Add show more button
+            elements.push(
+                <option value={"moreCategories"}
+                        key={"moreCategories"}>
+                    {chrome.i18n.getMessage("moreCategories")}
+                </option>
+            );
+        }
+
+        return elements;
+    }
+
+    categorySelectionChange(event: React.ChangeEvent<HTMLSelectElement>) {
+        // See if show more categories was pressed
+        if (event.target.value === "moreCategories") {
+            // Open options page
+            chrome.runtime.sendMessage({"message": "openConfig"});
+
+            // Reset option to original
+            event.target.value = utils.getSponsorTimeFromUUID(this.props.contentContainer().sponsorTimes, this.props.UUID).category;
+            return;
+        }
+    }
+
     unskip() {
         this.contentContainer().unskipSponsorTime(this.UUID);
 
@@ -258,22 +382,22 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
         }
     }
 
-    afterDownvote() {
+    afterDownvote(type: number, category: string) {
         this.addVoteButtonInfo(chrome.i18n.getMessage("voted"));
         this.setNoticeInfoMessage(chrome.i18n.getMessage("hitGoBack"));
+
+        this.adjustDownvotingState(false);
         
-        //remove this sponsor from the sponsors looked up
-        //find which one it is
-        for (let i = 0; i < this.contentContainer().sponsorTimes.length; i++) {
-            if (this.contentContainer().sponsorTimes[i].UUID == this.UUID) {
-                //this one is the one to hide
-                
-                //add this as a hidden sponsorTime
-                this.contentContainer().sponsorTimes[i].hidden = SponsorHideType.Downvoted;
-            
-                this.contentContainer().updatePreviewBar();
-                break;
+        // Change the sponsor locally
+        let sponsorTime = utils.getSponsorTimeFromUUID(this.contentContainer().sponsorTimes, this.UUID);
+        if (sponsorTime) {
+            if (type === 0) {
+                sponsorTime.hidden = SponsorHideType.Downvoted;
+            } else if (category) {
+                sponsorTime.category = category;
             }
+
+            this.contentContainer().updatePreviewBar();
         }
     }
 
@@ -316,6 +440,12 @@ class SkipNoticeComponent extends React.Component<SkipNoticeProps, SkipNoticeSta
         //show button again
         document.getElementById("sponsorTimesDownvoteButtonsContainer" + this.idSuffix).style.removeProperty("display");
     }
+
+    closeListener() {
+        this.clearConfigListener();
+
+        this.props.closeListener();
+    }
 }
 
 export default SkipNoticeComponent;
\ No newline at end of file
diff --git a/src/components/SponsorTimeEditComponent.tsx b/src/components/SponsorTimeEditComponent.tsx
index 07f20cba..e8530dde 100644
--- a/src/components/SponsorTimeEditComponent.tsx
+++ b/src/components/SponsorTimeEditComponent.tsx
@@ -29,6 +29,8 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
 
     categoryOptionRef: React.RefObject<HTMLSelectElement>;
 
+    configUpdateListener: () => void;
+
     constructor(props: SponsorTimeEditProps) {
         super(props);
 
@@ -49,7 +51,16 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
         });
 
         // Add as a config listener
-        Config.configListeners.push(this.configUpdate.bind(this));
+        if (!this.configUpdateListener) {
+            this.configUpdateListener = () => this.configUpdate();
+            Config.configListeners.push(this.configUpdate.bind(this));
+        }
+    }
+
+    componentWillUnmount() {
+        if (this.configUpdateListener) {
+            Config.configListeners.splice(Config.configListeners.indexOf(this.configUpdate.bind(this)));
+        }
     }
 
     render() {
@@ -61,6 +72,15 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
             style.marginTop = "15px";
         }
 
+        // This method is required to get !important
+        // https://stackoverflow.com/a/45669262/1985387
+        let oldYouTubeDarkStyles = (node) => {
+            if (node) {
+                node.style.setProperty("color", "black", "important");
+                node.style.setProperty("text-shadow", "none", "important");
+            }
+        };
+
         // Create time display
         let timeDisplay: JSX.Element;
         let sponsorTime = this.props.contentContainer().sponsorTimesSubmitting[this.props.index];
@@ -78,6 +98,7 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
 
                         <input id={"submittingTimeMinutes0" + this.idSuffix}
                             className="sponsorTimeEdit sponsorTimeEditMinutes"
+                            ref={oldYouTubeDarkStyles}
                             type="number"
                             value={this.state.sponsorTimeEdits[0][0]}
                             onChange={(e) => {
@@ -90,6 +111,7 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
 
                         <input id={"submittingTimeSeconds0" + this.idSuffix}
                             className="sponsorTimeEdit sponsorTimeEditSeconds"
+                            ref={oldYouTubeDarkStyles}
                             type="number"
                             value={this.state.sponsorTimeEdits[0][1]}
                             onChange={(e) => {
@@ -106,6 +128,7 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
 
                         <input id={"submittingTimeMinutes1" + this.idSuffix}
                             className="sponsorTimeEdit sponsorTimeEditMinutes"
+                            ref={oldYouTubeDarkStyles}
                             type="text"
                             value={this.state.sponsorTimeEdits[1][0]}
                             onChange={(e) => {
@@ -118,6 +141,7 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
 
                         <input id={"submittingTimeSeconds1" + this.idSuffix}
                             className="sponsorTimeEdit sponsorTimeEditSeconds"
+                            ref={oldYouTubeDarkStyles}
                             type="text"
                             value={this.state.sponsorTimeEdits[1][1]}
                             onChange={(e) => {
@@ -236,7 +260,7 @@ class SponsorTimeEditComponent extends React.Component<SponsorTimeEditProps, Spo
     }
 
     setTimeToNow(index: number) {
-        this.setTimeTo(index, this.props.contentContainer().v.currentTime);
+        this.setTimeTo(index, this.props.contentContainer().getRoughCurrentTime());
     }
 
     setTimeToEnd() {
diff --git a/src/components/SubmissionNoticeComponent.tsx b/src/components/SubmissionNoticeComponent.tsx
index a9943479..de7d4df9 100644
--- a/src/components/SubmissionNoticeComponent.tsx
+++ b/src/components/SubmissionNoticeComponent.tsx
@@ -93,13 +93,6 @@ class SubmissionNoticeComponent extends React.Component<SubmissionNoticeProps, S
                     <td className="sponsorSkipNoticeRightSection"
                         style={{position: "relative"}}>
 
-                        {/* Cancel Button */}
-                        <button className="sponsorSkipObject sponsorSkipNoticeButton sponsorSkipNoticeRightButton"
-                            onClick={this.cancel.bind(this)}>
-
-                            {chrome.i18n.getMessage("cancel")}
-                        </button>
-
                         {/* Submit Button */}
                         <button className="sponsorSkipObject sponsorSkipNoticeButton sponsorSkipNoticeRightButton"
                             onClick={this.submit.bind(this)}>
@@ -167,6 +160,18 @@ class SubmissionNoticeComponent extends React.Component<SubmissionNoticeProps, S
             ref.current.saveEditTimes();
         }
 
+        // Check if any non music categories are being used on a music video
+        if (this.contentContainer().videoInfo.microformat.playerMicroformatRenderer.category === "Music") {
+            let sponsorTimesSubmitting = this.props.contentContainer().sponsorTimesSubmitting;
+            for (const sponsorTime of sponsorTimesSubmitting) {
+                if (!sponsorTime.category.startsWith("music_")) {
+                    if (!confirm(chrome.i18n.getMessage("nonMusicCategoryOnMusic"))) return;
+
+                    break;
+                }
+            }
+        }
+
         this.props.callback();
 
         this.cancel();
diff --git a/src/config.ts b/src/config.ts
index 70263d5a..c6d285f2 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -123,7 +123,7 @@ var Config: SBObject = {
         hideUploadButtonPlayerControls: false,
         hideDiscordLaunches: 0,
         hideDiscordLink: false,
-        invidiousInstances: ["invidio.us", "invidiou.sh", "invidious.snopyta.org"],
+        invidiousInstances: ["invidio.us", "invidious.snopyta.org"],
         autoUpvote: true,
         supportInvidious: false,
         serverAddress: CompileConfig.serverAddress,
@@ -254,7 +254,7 @@ async function migrateOldFormats() {
 
     // Channel URLS
     if (Config.config.whitelistedChannels.length > 0 && 
-            (Config.config.whitelistedChannels[0].includes("/") || Config.config.whitelistedChannels[0] == null)) {
+            (Config.config.whitelistedChannels[0] == null || Config.config.whitelistedChannels[0].includes("/"))) {
         let newChannelList: string[] = [];
         for (const item of Config.config.whitelistedChannels) {
             if (item != null) {
diff --git a/src/content.ts b/src/content.ts
index 758a5bb4..42f8dc42 100644
--- a/src/content.ts
+++ b/src/content.ts
@@ -114,7 +114,9 @@ var skipNoticeContentContainer: ContentContainer = () => ({
     sponsorSubmissionNotice: submissionNotice,
     resetSponsorSubmissionNotice,
     changeStartSponsorButton,
-    previewTime
+    previewTime,
+    videoInfo,
+    getRoughCurrentTime
 });
 
 //get messages from the background script and the popup
@@ -178,7 +180,7 @@ function messageListener(request: any, sender: any, sendResponse: (response: any
             return
         case "getCurrentTime":
             sendResponse({
-                currentTime: video.currentTime
+                currentTime: getRoughCurrentTime()
             });
 
             break;
@@ -461,6 +463,7 @@ function cancelSponsorSchedule(): void {
  */
 function startSponsorSchedule(includeIntersectingSegments: boolean = false, currentTime?: number): void {
     cancelSponsorSchedule();
+
     if (video.paused) return;
 
     if (Config.config.disableSkipping || channelWhitelisted || (channelID === null && Config.config.forceChannelCheck)){
@@ -478,6 +481,7 @@ function startSponsorSchedule(includeIntersectingSegments: boolean = false, curr
     let currentSkip = skipInfo.array[skipInfo.index];
     let skipTime: number[] = [currentSkip.segment[0], skipInfo.array[skipInfo.endIndex].segment[1]];
     let timeUntilSponsor = skipTime[0] - currentTime;
+    let videoID = sponsorVideoID;
 
     // Don't skip if this category should not be skipped
     if (utils.getCategorySelection(currentSkip.category).option === CategorySkipOption.ShowOverlay) return;
@@ -486,7 +490,7 @@ function startSponsorSchedule(includeIntersectingSegments: boolean = false, curr
         let forcedSkipTime: number = null;
         let forcedIncludeIntersectingSegments = false;
 
-        if (incorrectVideoIDCheck()) return;
+        if (incorrectVideoIDCheck(videoID)) return;
 
         if (video.currentTime >= skipTime[0] && video.currentTime < skipTime[1]) {
             skipToTime(video, skipInfo.endIndex, skipInfo.array, skipInfo.openNotice);
@@ -515,9 +519,9 @@ function startSponsorSchedule(includeIntersectingSegments: boolean = false, curr
  * 
  * TODO: Remove this bug catching if statement when the bug is found
  */
-function incorrectVideoIDCheck(): boolean {
+function incorrectVideoIDCheck(videoID?: string): boolean {
     let currentVideoID = getYouTubeVideoID(document.URL);
-    if (currentVideoID !== sponsorVideoID) {
+    if (currentVideoID !== (videoID || sponsorVideoID)) {
         // Something has really gone wrong
         console.error("[SponsorBlock] The videoID recorded when trying to skip is different than what it should be.");
         console.error("[SponsorBlock] VideoID recorded: " + sponsorVideoID + ". Actual VideoID: " + currentVideoID);
@@ -967,7 +971,7 @@ function skipToTime(v: HTMLVideoElement, index: number, sponsorTimes: SponsorTim
 
             //auto-upvote this sponsor
             if (Config.config.trackViewCount && autoSkip && Config.config.autoUpvote) {
-                vote(1, currentUUID, null);
+                vote(1, currentUUID);
             }
         }
 
@@ -1117,6 +1121,36 @@ async function updateVisibilityOfPlayerControlsButton(): Promise<boolean> {
     return createdButtons;
 }
 
+/**
+ * Used for submitting. This will use the HTML displayed number when required as the video's
+ * current time is out of date while scrubbing or at the end of the video. This is not needed
+ * for sponsor skipping as the video is not playing during these times.
+ */
+function getRoughCurrentTime(): number {
+    let htmlCurrentTimeString = document.querySelector(".ytp-time-current").textContent;
+    let htmlDurationString = document.querySelector(".ytp-time-duration").textContent;
+
+    // Used to check if endscreen content is visible
+    let endScreenContent = document.querySelector(".ytp-endscreen-content");
+    // Used to check autoplay display
+    let autoPlayDisplay: HTMLDivElement = document.querySelector(".ytp-upnext");
+
+    if (htmlCurrentTimeString == htmlDurationString 
+            || endScreenContent.childElementCount > 0 || autoPlayDisplay.style.display !== "none") {
+        // At the end of the video
+        return video.duration;
+    }
+
+    let htmlCurrentTimeSections = htmlCurrentTimeString.split(":")[0];
+    let htmlCurrentTime: number = parseInt(htmlCurrentTimeSections[0]) * 60 + parseInt(htmlCurrentTimeSections[1]);
+
+    if (Math.abs(video.currentTime - htmlCurrentTime) > 3) {
+        return htmlCurrentTime;
+    } else {
+        return video.currentTime;
+    }
+}
+
 function startSponsorClicked() {
     //it can't update to this info yet
     closeInfoMenu();
@@ -1126,11 +1160,11 @@ function startSponsorClicked() {
     //add to sponsorTimes
     if (sponsorTimesSubmitting.length > 0 && sponsorTimesSubmitting[sponsorTimesSubmitting.length - 1].segment.length < 2) {
         //it is an end time
-        sponsorTimesSubmitting[sponsorTimesSubmitting.length - 1].segment[1] = video.currentTime;
+        sponsorTimesSubmitting[sponsorTimesSubmitting.length - 1].segment[1] = getRoughCurrentTime();
     } else {
         //it is a start time
         sponsorTimesSubmitting.push({
-            segment: [video.currentTime],
+            segment: [getRoughCurrentTime()],
             UUID: null,
             // Default to sponsor
             category: "sponsor"
@@ -1306,7 +1340,7 @@ function clearSponsorTimes() {
 }
 
 //if skipNotice is null, it will not affect the UI
-function vote(type, UUID, skipNotice?: SkipNoticeComponent) {
+function vote(type: number, UUID: string, category?: string, skipNotice?: SkipNoticeComponent) {
     if (skipNotice !== null && skipNotice !== undefined) {
         //add loading info
         skipNotice.addVoteButtonInfo.bind(skipNotice)("Loading...")
@@ -1319,7 +1353,7 @@ function vote(type, UUID, skipNotice?: SkipNoticeComponent) {
     if (sponsorIndex == -1 || sponsorTimes[sponsorIndex].UUID === null) return;
 
     // See if the local time saved count and skip count should be saved
-    if (type == 0 && sponsorSkipped[sponsorIndex] || type == 1 && !sponsorSkipped[sponsorIndex]) {
+    if (type === 0 && sponsorSkipped[sponsorIndex] || type === 1 && !sponsorSkipped[sponsorIndex]) {
         let factor = 1;
         if (type == 0) {
             factor = -1;
@@ -1336,15 +1370,16 @@ function vote(type, UUID, skipNotice?: SkipNoticeComponent) {
     chrome.runtime.sendMessage({
         message: "submitVote",
         type: type,
-        UUID: UUID
+        UUID: UUID,
+        category: category
     }, function(response) {
         if (response != undefined) {
             //see if it was a success or failure
             if (skipNotice != null) {
                 if (response.successType == 1 || (response.successType == -1 && response.statusCode == 429)) {
                     //success (treat rate limits as a success)
-                    if (type == 0) {
-                        skipNotice.afterDownvote.bind(skipNotice)();
+                    if (type === 0 || category) {
+                        skipNotice.afterDownvote.bind(skipNotice)(type, category);
                     }
                 } else if (response.successType == 0) {
                     //failure: duplicate vote
diff --git a/src/js-components/previewBar.ts b/src/js-components/previewBar.ts
index 1faabbda..6793e42d 100644
--- a/src/js-components/previewBar.ts
+++ b/src/js-components/previewBar.ts
@@ -50,11 +50,11 @@ let barTypes = {
 		color: "#bfbf35",
 		opacity: "0.7"
 	},
-	"offtopic": {
+	"music_offtopic": {
 		color: "#ff9900",
 		opacity: "0.7"
 	},
-	"preview-offtopic": {
+	"preview-music_offtopic": {
 		color: "#a6634a",
 		opacity: "0.7"
 	}
@@ -65,6 +65,9 @@ class PreviewBar {
 	parent: any;
 	onMobileYouTube: boolean;
 
+	timestamps: number[][];
+	types: string;
+
 	constructor(parent, onMobileYouTube) {
 		this.container = document.createElement('ul');
 		this.container.id = 'previewbar';
@@ -73,6 +76,82 @@ class PreviewBar {
 		this.onMobileYouTube = onMobileYouTube;
 
 		this.updatePosition(parent);
+
+		this.setupHoverText();
+	}
+
+	setupHoverText() {
+		let seekBar = document.querySelector(".ytp-progress-bar-container");
+
+		// Create label placeholder
+		let tooltipTextWrapper = document.querySelector(".ytp-tooltip-text-wrapper");
+		let titleTooltip = document.querySelector(".ytp-tooltip-title");
+		let categoryTooltip = document.createElement("div");
+		categoryTooltip.className = "sbHidden ytp-tooltip-title";
+		categoryTooltip.id = "sponsor-block-category-tooltip"
+
+		tooltipTextWrapper.insertBefore(categoryTooltip, titleTooltip.nextSibling);
+
+		let mouseOnSeekBar = false;
+
+		seekBar.addEventListener("mouseenter", (event) => {
+			mouseOnSeekBar = true;
+		});
+
+		seekBar.addEventListener("mouseleave", (event) => {
+			mouseOnSeekBar = false;
+			categoryTooltip.classList.add("sbHidden");
+		});
+
+		const observer = new MutationObserver(() => {
+			if (!mouseOnSeekBar) return;
+
+			let tooltips = document.querySelectorAll(".ytp-tooltip-text");
+			for (const tooltip of tooltips) {
+				let splitData = tooltip.textContent.split(":");
+				if (splitData.length === 2 && !isNaN(parseInt(splitData[0])) && !isNaN(parseInt(splitData[1]))) {
+					// Add label
+					let timeInSeconds = parseInt(splitData[0]) * 60 + parseInt(splitData[1]);
+
+					// Find category at that location
+					let category = null;
+					for (let i = 0; i < this.timestamps.length; i++) {
+						if (this.timestamps[i][0] < timeInSeconds && this.timestamps[i][1] > timeInSeconds){
+							category = this.types[i];
+						} 
+					}
+
+					if (category === null && !categoryTooltip.classList.contains("sbHidden")) {
+						categoryTooltip.classList.add("sbHidden");
+						tooltipTextWrapper.classList.remove("sbTooltipTwoTitleThumbnailOffset");
+						tooltipTextWrapper.classList.remove("sbTooltipOneTitleThumbnailOffset");
+					} else if (category !== null) {
+						categoryTooltip.classList.remove("sbHidden");
+						categoryTooltip.textContent = chrome.i18n.getMessage("category_" + category) 
+							|| (chrome.i18n.getMessage("preview") + " " + chrome.i18n.getMessage("category_" + category.split("preview-")[1]));
+
+						// There is a title now
+						tooltip.classList.remove("ytp-tooltip-text-no-title");
+
+						// Add the correct offset for the number of titles there are
+						if (titleTooltip.textContent !== "") {
+							if (!tooltipTextWrapper.classList.contains("sbTooltipTwoTitleThumbnailOffset")) {
+								tooltipTextWrapper.classList.add("sbTooltipTwoTitleThumbnailOffset");
+							}
+						} else if (!tooltipTextWrapper.classList.contains("sbTooltipOneTitleThumbnailOffset")) {
+							tooltipTextWrapper.classList.add("sbTooltipOneTitleThumbnailOffset");
+						}
+					}
+
+					break;
+				}
+			}
+		});
+
+		observer.observe(tooltipTextWrapper, {
+			childList: true,
+			subtree: true
+		});
 	}
 
 	updatePosition(parent) {
@@ -109,6 +188,9 @@ class PreviewBar {
 			return;
 		}
 
+		this.timestamps = timestamps;
+		this.types = types;
+
 		// to avoid rounding error resulting in width more than 100% 
 		duration = Math.floor(duration * 100) / 100;
 		let width;
diff --git a/src/types.ts b/src/types.ts
index befa1fc0..fab2f1db 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -3,7 +3,7 @@ import SkipNoticeComponent from "./components/SkipNoticeComponent";
 
 interface ContentContainer {
     (): {
-        vote: (type: any, UUID: any, skipNotice?: SkipNoticeComponent) => void,
+        vote: (type: any, UUID: any, category?: string, skipNotice?: SkipNoticeComponent) => void,
         dontShowNoticeAgain: () => void,
         unskipSponsorTime: (UUID: any) => void,
         sponsorTimes: SponsorTime[],
@@ -16,7 +16,9 @@ interface ContentContainer {
         sponsorSubmissionNotice: SubmissionNotice,
         resetSponsorSubmissionNotice: () => void,
         changeStartSponsorButton: (showStartSponsor: any, uploadButtonVisible: any) => Promise<boolean>,
-        previewTime: (time: number) => void
+        previewTime: (time: number) => void,
+        videoInfo: any,
+        getRoughCurrentTime: () => number
     }
 }