diff --git a/src/zen/common/styles/zen-omnibox.css b/src/zen/common/styles/zen-omnibox.css
index 1565b77bb..89ea8d0fe 100644
--- a/src/zen/common/styles/zen-omnibox.css
+++ b/src/zen/common/styles/zen-omnibox.css
@@ -559,22 +559,24 @@
 }
 
 .urlbarView-prettyName,
+.urlbarView-tabGroup,
 .urlbarView-shortcutContent {
-  border-radius: 4px;
+  border-radius: 4px !important;
   font-weight: 600;
-  margin-top: auto;
-  margin-bottom: auto;
+  margin-top: auto !important;
+  margin-bottom: auto !important;
 }
 
-.urlbarView-prettyName {
-  padding: 4px 6px;
-  background-color: color-mix(in srgb, var(--zen-branding-bg-reverse), transparent 90%);
-  margin-left: 6px;
+.urlbarView-prettyName,
+.urlbarView-tabGroup {
+  padding: 4px 6px !important;
+  background-color: color-mix(in srgb, var(--zen-branding-bg-reverse), transparent 90%) !important;
+  margin-left: 6px !important;
   font-size: 12px;
   align-items: center;
   gap: 6px;
   display: flex;
-  color: color-mix(in srgb, var(--zen-primary-color), currentColor 95%);
+  color: color-mix(in srgb, var(--zen-primary-color), currentColor 95%) !important;
 
   & img {
     -moz-context-properties: fill;
@@ -684,8 +686,9 @@
       background-color: rgba(255, 255, 255, 0.9) !important;
     }
 
-    & .urlbarView-prettyName {
-      background-color: color-mix(in srgb, var(--zen-branding-bg-reverse), transparent 80%);
+    & .urlbarView-prettyName,
+    & .urlbarView-tabGroup {
+      background-color: color-mix(in srgb, var(--zen-branding-bg-reverse), transparent 80%) !important;
     }
   }
 }
diff --git a/src/zen/media/zen-media-controls.css b/src/zen/media/zen-media-controls.css
index a3c0c9d7e..cdb83044d 100644
--- a/src/zen/media/zen-media-controls.css
+++ b/src/zen/media/zen-media-controls.css
@@ -381,7 +381,7 @@
 
 /* Hide .zen-media-focus-button if it doesn't fit in the toolbar */
 @container media-controls (max-width: 165px) {
-  .zen-media-focus-button {
+  .zen-media-card:not([media-sharing]) .zen-media-focus-button {
     display: none;
   }
 }
diff --git a/src/zen/sync/ZenSpacesSyncModel.sys.mjs b/src/zen/sync/ZenSpacesSyncModel.sys.mjs
index 9ff20efc0..78c7c0766 100644
--- a/src/zen/sync/ZenSpacesSyncModel.sys.mjs
+++ b/src/zen/sync/ZenSpacesSyncModel.sys.mjs
@@ -156,12 +156,26 @@ class nsZenSpacesSyncModel {
    * other device (gh-15426).
    */
   #appliedStamp = new Map();
+  #appliedStampGen = 0;
 
   /** The projection generation the current sidebar data belongs to. */
   #currentStamp() {
     return lazy.ZenSessionStore.getSidebarData()?.lastCollected || 0;
   }
 
+  /**
+   * The current projection generation, dropping held ids once a newer
+   * collection has caught up (they can no longer be in the skew window).
+   */
+  #appliedStampNow() {
+    const stamp = this.#currentStamp();
+    if (stamp !== this.#appliedStampGen) {
+      this.#appliedStamp.clear();
+      this.#appliedStampGen = stamp;
+    }
+    return stamp;
+  }
+
   #data() {
     if (!this.#file) {
       this.#file = new JSONFile({
@@ -759,11 +773,11 @@ class nsZenSpacesSyncModel {
     const uploaded = this.#data().uploaded;
     const current = this.#digestAll();
     const pending = this.#pendingIds();
-    const stamp = this.#currentStamp();
+    const stamp = this.#appliedStampNow();
     const now = Date.now() / 1000;
     const changes = {};
     for (const [id, digest] of current) {
-      if (uploaded[id] !== digest) {
+      if (uploaded[id] !== digest && this.#appliedStamp.get(id) !== stamp) {
         changes[id] = now;
       }
     }
@@ -795,9 +809,9 @@ class nsZenSpacesSyncModel {
     const uploaded = this.#data().uploaded;
     const current = this.#digestAll();
     const pending = this.#pendingIds();
-    const stamp = this.#currentStamp();
+    const stamp = this.#appliedStampNow();
     for (const [id, digest] of current) {
-      if (uploaded[id] !== digest) {
+      if (uploaded[id] !== digest && this.#appliedStamp.get(id) !== stamp) {
         return true;
       }
     }
@@ -849,15 +863,13 @@ class nsZenSpacesSyncModel {
    */
   noteApplied(id, cleartext) {
     const data = this.#data();
+    const stamp = this.#appliedStampNow();
     if (!cleartext) {
       delete data.uploaded[id];
-      this.#appliedStamp.delete(id);
     } else {
       data.uploaded[id] = recordDigest(cleartext.kind, cleartext.data);
-      // Hold back a tombstone for this id until the projection is recollected
-      // past the generation it was applied in (gh-15426).
-      this.#appliedStamp.set(id, this.#currentStamp());
     }
+    this.#appliedStamp.set(id, stamp);
     syncLog(
       `acknowledged incoming ${cleartext ? cleartext.kind : "tombstone"} ${id}`
     );
diff --git a/src/zen/tests/device_sync/browser.toml b/src/zen/tests/device_sync/browser.toml
index ba0d3b24b..7571cb721 100644
--- a/src/zen/tests/device_sync/browser.toml
+++ b/src/zen/tests/device_sync/browser.toml
@@ -12,6 +12,8 @@ support-files = [
   "head.js",
 ]
 
+["browser_apply_skew.js"]
+
 ["browser_folder_delete.js"]
 
 ["browser_normal_tabs_apply.js"]
diff --git a/src/zen/tests/device_sync/browser_apply_skew.js b/src/zen/tests/device_sync/browser_apply_skew.js
new file mode 100644
index 000000000..e61013e3f
--- /dev/null
+++ b/src/zen/tests/device_sync/browser_apply_skew.js
@@ -0,0 +1,51 @@
+/* Any copyright is dedicated to the Public Domain.
+   https://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function test_AppliedCreateNotTombstonedBeforeCollection() {
+  await gZenWorkspaces.promiseInitialized;
+  await collectProjections();
+
+  const id = "test-skew-create";
+  ZenSpacesSyncModel.noteApplied(id, tabRecord(id, { pinned: true }).cleartext);
+  Assert.ok(
+    !ZenSpacesSyncModel.itemExists(id),
+    "the id is acknowledged but not yet projected (the skew window)"
+  );
+
+  const changes = ZenSpacesSyncModel.computeChangedIDs();
+  Assert.ok(
+    !(id in changes),
+    "a just-applied create is not tombstoned before the projection catches up"
+  );
+
+  ZenSpacesSyncModel.noteApplied(id, null);
+});
+
+add_task(async function test_AppliedDeletionNotResurrectedBeforeCollection() {
+  await gZenWorkspaces.promiseInitialized;
+
+  const tab = await openSyncableTab("https://example.com/?skew-delete", {
+    pinned: true,
+  });
+  const id = tab.id;
+  await collectProjections();
+  ZenSpacesSyncModel.markUploaded([id]);
+  Assert.ok(
+    !(id in ZenSpacesSyncModel.computeChangedIDs()),
+    "the uploaded tab is clean before the deletion"
+  );
+
+  const failed = await ZenSpacesSyncApplier.applyBatch([tombstone(id)]);
+  Assert.deepEqual(failed, [], "the tombstone applies cleanly");
+  Assert.ok(!document.getElementById(id), "the tab is removed");
+
+  const changes = ZenSpacesSyncModel.computeChangedIDs();
+  Assert.ok(
+    !(id in changes),
+    "a just-applied deletion is not re-uploaded before the projection catches up"
+  );
+
+  ZenSpacesSyncModel.noteApplied(id, null);
+});
diff --git a/src/zen/tests/urlbar/browser.toml b/src/zen/tests/urlbar/browser.toml
index 34557d019..29e518dcb 100644
--- a/src/zen/tests/urlbar/browser.toml
+++ b/src/zen/tests/urlbar/browser.toml
@@ -13,4 +13,6 @@ support-files = [
 
 ["browser_issue_7385.js"]
 
+["browser_sidebar_provider.js"]
+
 ["browser_urlbar_close_token.js"]
diff --git a/src/zen/tests/urlbar/browser_sidebar_provider.js b/src/zen/tests/urlbar/browser_sidebar_provider.js
new file mode 100644
index 000000000..9f687753b
--- /dev/null
+++ b/src/zen/tests/urlbar/browser_sidebar_provider.js
@@ -0,0 +1,221 @@
+/* Any copyright is dedicated to the Public Domain.
+   https://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+ChromeUtils.defineESModuleGetters(this, {
+  UrlbarShared: "chrome://browser/content/urlbar/UrlbarShared.mjs",
+  UrlbarTestUtils: "resource://testing-common/UrlbarTestUtils.sys.mjs",
+  SessionSaver:
+    "moz-src:///browser/components/sessionstore/SessionSaver.sys.mjs",
+  TabStateFlusher:
+    "moz-src:///browser/components/sessionstore/TabStateFlusher.sys.mjs",
+});
+
+const PROVIDER_NAME = "ZenUrlbarProviderSidebar";
+const TAB_URL = "https://example.com/";
+
+async function collectSidebarData() {
+  await TabStateFlusher.flushWindow(window);
+  await SessionSaver.run();
+}
+
+async function searchSidebarRows(value) {
+  await UrlbarTestUtils.promiseAutocompleteResultPopup({
+    window,
+    waitForFocus,
+    value,
+  });
+  const rows = [];
+  for (let index = 0; index < UrlbarTestUtils.getResultCount(window); index++) {
+    const { result } = await UrlbarTestUtils.getRowAt(window, index);
+    if (result.providerName == PROVIDER_NAME) {
+      rows.push({ index, result });
+    }
+  }
+  return rows;
+}
+
+async function addLabelledTab(label) {
+  const tab = BrowserTestUtils.addTab(gBrowser, TAB_URL, {
+    skipAnimation: true,
+  });
+  await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
+  tab.zenStaticLabel = label;
+  gBrowser._setTabLabel(tab, label);
+  return tab;
+}
+
+async function removeFolder(folder) {
+  const removeEvent = BrowserTestUtils.waitForEvent(folder, "TabGroupRemoved");
+  folder.delete();
+  await removeEvent;
+}
+
+add_task(async function test_custom_label_is_searchable() {
+  const tab = await addLabelledTab("Quarterly zeninvoices");
+  await collectSidebarData();
+
+  const rows = await searchSidebarRows("zeninvoices quarterly");
+  Assert.equal(rows.length, 1, "The renamed tab is the only match");
+  const { result } = rows[0];
+  Assert.equal(result.type, UrlbarShared.RESULT_TYPE.TAB_SWITCH);
+  Assert.equal(result.payload.url, TAB_URL);
+  Assert.equal(
+    result.payload.title,
+    "Quarterly zeninvoices",
+    "The custom label is shown instead of the page title"
+  );
+
+  Assert.deepEqual(
+    await searchSidebarRows("zeninvoices yearly"),
+    [],
+    "Every token needs to be part of the label"
+  );
+
+  await UrlbarTestUtils.promisePopupClose(window);
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function test_current_tab_is_not_suggested() {
+  const tab = await addLabelledTab("zencurrenttab");
+  gBrowser.selectedTab = tab;
+  await collectSidebarData();
+
+  Assert.deepEqual(
+    await searchSidebarRows("zencurrenttab"),
+    [],
+    "There is no point in switching to the tab we are already in"
+  );
+
+  await UrlbarTestUtils.promisePopupClose(window);
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function test_stale_sidebar_url_is_not_suggested() {
+  const tab = await addLabelledTab("zenstaletab");
+  await collectSidebarData();
+
+  BrowserTestUtils.startLoadingURIString(
+    tab.linkedBrowser,
+    "https://example.org/"
+  );
+  await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
+
+  Assert.deepEqual(
+    await searchSidebarRows("zenstaletab"),
+    [],
+    "A url that is not open anymore must not be offered as switch to tab"
+  );
+
+  await UrlbarTestUtils.promisePopupClose(window);
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function test_only_active_space_tabs() {
+  const originalSpace = gZenWorkspaces.activeWorkspace;
+  const tab = await addLabelledTab("zenotherspace");
+  await gZenWorkspaces.createAndSaveWorkspace("Sidebar Provider Space");
+  Assert.notEqual(
+    gZenWorkspaces.activeWorkspace,
+    originalSpace,
+    "The new space is the active one"
+  );
+  await collectSidebarData();
+
+  Assert.deepEqual(
+    await searchSidebarRows("zenotherspace"),
+    [],
+    "Tabs from other spaces are not matched"
+  );
+  await UrlbarTestUtils.promisePopupClose(window);
+
+  await gZenWorkspaces.removeWorkspace(gZenWorkspaces.activeWorkspace);
+  Assert.equal(gZenWorkspaces.activeWorkspace, originalSpace);
+  await collectSidebarData();
+
+  const rows = await searchSidebarRows("zenotherspace");
+  Assert.equal(rows.length, 1, "The tab is matched again in its own space");
+
+  await UrlbarTestUtils.promisePopupClose(window);
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function test_folders_path_and_ranking() {
+  const tab = BrowserTestUtils.addTab(gBrowser, "data:text/html,tab1");
+  const tab2 = BrowserTestUtils.addTab(gBrowser, "data:text/html,tab2");
+  const subfolder = await gZenFolders.createFolder([tab], {
+    renameFolder: false,
+    label: "zenfold archive notes",
+  });
+  const parent = await gZenFolders.createFolder([tab2], {
+    renameFolder: false,
+    label: "zenfold",
+  });
+  parent.tabs[0].after(subfolder);
+  await collectSidebarData();
+
+  const rows = await searchSidebarRows("zenfold");
+  Assert.equal(rows.length, 2, "Both folders are matched");
+  for (const { result } of rows) {
+    Assert.equal(result.type, UrlbarShared.RESULT_TYPE.DYNAMIC);
+  }
+  const [best, worst] = rows;
+  const space = gZenWorkspaces.getWorkspaceFromId(
+    gZenWorkspaces.activeWorkspace
+  );
+  Assert.equal(best.result.payload.zenFolderId, parent.id);
+  Assert.equal(
+    best.result.payload.path,
+    [space.name, "zenfold"].join(" / "),
+    "A root folder only shows its space and name"
+  );
+  Assert.equal(best.index, 1, "A full match sits right below the heuristic");
+  Assert.equal(worst.result.payload.zenFolderId, subfolder.id);
+  Assert.equal(
+    worst.result.payload.path,
+    [space.name, "zenfold", "zenfold archive notes"].join(" / "),
+    "A subfolder shows every parent folder"
+  );
+  Assert.greater(
+    worst.index,
+    best.index,
+    "The weaker the match, the further down the folder goes"
+  );
+
+  await UrlbarTestUtils.promisePopupClose(window);
+  await removeFolder(subfolder);
+  await removeFolder(parent);
+});
+
+add_task(async function test_picking_a_folder_reveals_it() {
+  const tab = BrowserTestUtils.addTab(gBrowser, "data:text/html,tab1");
+  const tab2 = BrowserTestUtils.addTab(gBrowser, "data:text/html,tab2");
+  const subfolder = await gZenFolders.createFolder([tab], {
+    renameFolder: false,
+    label: "zenreveal",
+  });
+  const parent = await gZenFolders.createFolder([tab2], {
+    renameFolder: false,
+    label: "parent",
+  });
+  parent.tabs[0].after(subfolder);
+  subfolder.collapsed = true;
+  parent.collapsed = true;
+  await collectSidebarData();
+
+  const rows = await searchSidebarRows("zenreveal");
+  Assert.equal(rows.length, 1, "The subfolder is matched");
+  UrlbarTestUtils.setSelectedRowIndex(window, rows[0].index);
+  await UrlbarTestUtils.promisePopupClose(window, () =>
+    EventUtils.synthesizeKey("KEY_Enter")
+  );
+
+  await TestUtils.waitForCondition(
+    () => !parent.collapsed && !subfolder.collapsed,
+    "The folder and its parent get expanded"
+  );
+
+  await removeFolder(subfolder);
+  await removeFolder(parent);
+});
diff --git a/src/zen/urlbar/ZenUBSidebarProvider.sys.mjs b/src/zen/urlbar/ZenUBSidebarProvider.sys.mjs
index aa9837bd2..5acb3fc64 100644
--- a/src/zen/urlbar/ZenUBSidebarProvider.sys.mjs
+++ b/src/zen/urlbar/ZenUBSidebarProvider.sys.mjs
@@ -49,21 +49,18 @@ export class ZenUrlbarProviderSidebar extends UrlbarProvider {
       return;
     }
     const tokens = queryContext.tokens.map(t => t.lowerCaseValue);
-    const matches = (percentage, text) => {
+    const score = text => {
       text = text.toLowerCase();
-      const matchCount = tokens.filter(token => text.includes(token)).length;
-      return matchCount / tokens.length >= percentage;
+      if (!tokens.every(token => text.includes(token))) {
+        return 0;
+      }
+      return tokens.reduce((sum, token) => sum + token.length, 0) / text.length;
     };
-    this.#addFolders(sidebar, matches.bind(undefined, 0.7), addCallback);
-    this.#addTabs(
-      sidebar,
-      matches.bind(undefined, 0.4),
-      queryContext,
-      addCallback
-    );
+    this.#addFolders(sidebar, score, queryContext, addCallback);
+    this.#addTabs(sidebar, score, queryContext, addCallback);
   }
 
-  #addTabs(sidebar, matches, queryContext, addCallback) {
+  #addTabs(sidebar, score, queryContext, addCallback) {
     const openTabUrls = lazy.UrlbarProviderOpenTabs.getOpenTabUrls();
     const activeSpace =
       lazy.BrowserWindowTracker.getTopWindow().gZenWorkspaces.activeWorkspace;
@@ -76,7 +73,7 @@ export class ZenUrlbarProviderSidebar extends UrlbarProvider {
       const entries = tabData.entries || [];
       const entry = entries[(tabData.index || entries.length) - 1];
       const label = tabData.zenStaticLabel || entry?.title;
-      if (typeof label !== "string" || !label || !matches(label)) {
+      if (typeof label !== "string" || !label || !score(label)) {
         continue;
       }
       const url = entry?.url;
@@ -120,14 +117,17 @@ export class ZenUrlbarProviderSidebar extends UrlbarProvider {
     }
   }
 
-  #addFolders(sidebar, matches, addCallback) {
+  #addFolders(sidebar, score, queryContext, addCallback) {
     const folders = new Map(
       (sidebar.folders || []).map(folder => [folder.id, folder])
     );
-    for (const folder of folders.values()) {
-      if (folder.splitViewGroup || !folder.name || !matches(folder.name)) {
-        continue;
-      }
+    const matched = [...folders.values()]
+      .filter(folder => !folder.splitViewGroup && folder.name)
+      .map(folder => ({ folder, score: score(folder.name) }))
+      .filter(match => match.score)
+      .sort((a, b) => b.score - a.score);
+    for (const match of matched) {
+      const { folder } = match;
       const space = sidebar.spaces?.find(s => s.uuid == folder.workspaceId);
       const path = [folder.name];
       for (
@@ -153,6 +153,11 @@ export class ZenUrlbarProviderSidebar extends UrlbarProvider {
             icon: "chrome://browser/skin/zen-icons/folder.svg",
             path: path.join(" / "),
           },
+          suggestedIndex:
+            1 +
+            Math.round(
+              (1 - Math.min(match.score, 1)) * (queryContext.maxResults - 2)
+            ),
         })
       );
     }
diff --git a/surfer.json b/surfer.json
index 5e946b570..4fb25c05d 100644
--- a/surfer.json
+++ b/surfer.json
@@ -20,7 +20,7 @@
       "brandShortName": "Zen",
       "brandFullName": "Zen Browser",
       "release": {
-        "displayVersion": "1.22.2b",
+        "displayVersion": "1.22.3b",
         "github": {
           "repo": "zen-browser/desktop"
         },