diff --git a/resources/celerity/map.php b/resources/celerity/map.php
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -10,8 +10,8 @@
     'conpherence.pkg.css' => 'a34d59bd',
     'conpherence.pkg.js' => '5f86c17d',
     'core.pkg.css' => '959330a2',
-    'core.pkg.js' => 'deabcef7',
-    'darkconsole.pkg.js' => 'e7393ebb',
+    'core.pkg.js' => '941db947',
+    'darkconsole.pkg.js' => '061371d8',
     'differential.pkg.css' => '90b30783',
     'differential.pkg.js' => 'ddfeb49b',
     'diffusion.pkg.css' => '91c5d3a6',
@@ -20,7 +20,7 @@
     'maniphest.pkg.css' => '4845691a',
     'maniphest.pkg.js' => '5ab2753f',
     'rsrc/css/aphront/aphront-bars.css' => '231ac33c',
-    'rsrc/css/aphront/dark-console.css' => 'f54bf286',
+    'rsrc/css/aphront/dark-console.css' => '07dd8d38',
     'rsrc/css/aphront/dialog-view.css' => '685c7e2d',
     'rsrc/css/aphront/list-filter-view.css' => '5d6f0526',
     'rsrc/css/aphront/multi-column.css' => '84cc6640',
@@ -234,7 +234,7 @@
     'rsrc/externals/javelin/lib/DOM.js' => '805b806a',
     'rsrc/externals/javelin/lib/History.js' => 'd4505101',
     'rsrc/externals/javelin/lib/JSON.js' => '69adf288',
-    'rsrc/externals/javelin/lib/Leader.js' => 'fea0eb47',
+    'rsrc/externals/javelin/lib/Leader.js' => '7f243deb',
     'rsrc/externals/javelin/lib/Mask.js' => '8a41885b',
     'rsrc/externals/javelin/lib/Quicksand.js' => '6b8ef10b',
     'rsrc/externals/javelin/lib/Request.js' => '94b750d2',
@@ -363,7 +363,7 @@
     'rsrc/image/texture/table_header_tall.png' => 'd56b434f',
     'rsrc/js/application/aphlict/Aphlict.js' => '5359e785',
     'rsrc/js/application/aphlict/behavior-aphlict-dropdown.js' => 'caade6f2',
-    'rsrc/js/application/aphlict/behavior-aphlict-listen.js' => 'fb20ac8d',
+    'rsrc/js/application/aphlict/behavior-aphlict-listen.js' => 'd82b1ff9',
     'rsrc/js/application/aphlict/behavior-aphlict-status.js' => '5e2634b9',
     'rsrc/js/application/aphlict/behavior-desktop-notifications-control.js' => 'd5a2d665',
     'rsrc/js/application/calendar/behavior-day-view.js' => '4b3c4443',
@@ -482,7 +482,6 @@
     'rsrc/js/core/behavior-autofocus.js' => '7319e029',
     'rsrc/js/core/behavior-badge-view.js' => '8ff5e24c',
     'rsrc/js/core/behavior-choose-control.js' => '327a00d1',
-    'rsrc/js/core/behavior-dark-console.js' => 'f411b6ae',
     'rsrc/js/core/behavior-detect-timezone.js' => '4c193c96',
     'rsrc/js/core/behavior-device.js' => 'bb1dd507',
     'rsrc/js/core/behavior-drag-and-drop-textarea.js' => '484a6e22',
@@ -521,6 +520,9 @@
     'rsrc/js/core/behavior-user-menu.js' => '31420f77',
     'rsrc/js/core/behavior-watch-anchor.js' => '9f36c42d',
     'rsrc/js/core/behavior-workflow.js' => '0a3f3021',
+    'rsrc/js/core/darkconsole/DarkLog.js' => 'c8e1ffe3',
+    'rsrc/js/core/darkconsole/DarkMessage.js' => 'c48cccdd',
+    'rsrc/js/core/darkconsole/behavior-dark-console.js' => '3725c90c',
     'rsrc/js/core/phtize.js' => 'd254d646',
     'rsrc/js/phui/behavior-phui-dropdown-menu.js' => 'b95d6f7d',
     'rsrc/js/phui/behavior-phui-file-upload.js' => 'b003d4fb',
@@ -536,7 +538,7 @@
   'symbols' => array(
     'almanac-css' => 'dbb9b3af',
     'aphront-bars' => '231ac33c',
-    'aphront-dark-console-css' => 'f54bf286',
+    'aphront-dark-console-css' => '07dd8d38',
     'aphront-dialog-view-css' => '685c7e2d',
     'aphront-list-filter-view-css' => '5d6f0526',
     'aphront-multi-column-view-css' => '84cc6640',
@@ -584,7 +586,7 @@
     'javelin-aphlict' => '5359e785',
     'javelin-behavior' => '61cbc29a',
     'javelin-behavior-aphlict-dropdown' => 'caade6f2',
-    'javelin-behavior-aphlict-listen' => 'fb20ac8d',
+    'javelin-behavior-aphlict-listen' => 'd82b1ff9',
     'javelin-behavior-aphlict-status' => '5e2634b9',
     'javelin-behavior-aphront-basic-tokenizer' => 'b3a4b884',
     'javelin-behavior-aphront-drag-and-drop-textarea' => '484a6e22',
@@ -603,7 +605,7 @@
     'javelin-behavior-conpherence-pontificate' => '55616e04',
     'javelin-behavior-conpherence-search' => '9bbf3762',
     'javelin-behavior-countdown-timer' => 'e4cc26b3',
-    'javelin-behavior-dark-console' => 'f411b6ae',
+    'javelin-behavior-dark-console' => '3725c90c',
     'javelin-behavior-dashboard-async-panel' => '469c0d9e',
     'javelin-behavior-dashboard-move-panels' => '408bf173',
     'javelin-behavior-dashboard-query-panel-select' => '453c5375',
@@ -720,7 +722,7 @@
     'javelin-history' => 'd4505101',
     'javelin-install' => '05270951',
     'javelin-json' => '69adf288',
-    'javelin-leader' => 'fea0eb47',
+    'javelin-leader' => '7f243deb',
     'javelin-magical-init' => '3010e992',
     'javelin-mask' => '8a41885b',
     'javelin-quicksand' => '6b8ef10b',
@@ -774,6 +776,8 @@
     'phabricator-content-source-view-css' => '4b8b05d4',
     'phabricator-core-css' => '9f4cb463',
     'phabricator-countdown-css' => '16c52f5c',
+    'phabricator-darklog' => 'c8e1ffe3',
+    'phabricator-darkmessage' => 'c48cccdd',
     'phabricator-dashboard-css' => 'fe5b1869',
     'phabricator-drag-and-drop-file-upload' => '58dea2fa',
     'phabricator-draggable-list' => 'bea6e7f4',
@@ -1118,6 +1122,16 @@
       'javelin-dom',
       'javelin-workflow',
     ),
+    '3725c90c' => array(
+      'javelin-behavior',
+      'javelin-stratcom',
+      'javelin-util',
+      'javelin-dom',
+      'javelin-request',
+      'phabricator-keyboard-shortcut',
+      'phabricator-darklog',
+      'phabricator-darkmessage',
+    ),
     '3ab51e2c' => array(
       'javelin-behavior',
       'javelin-behavior-device',
@@ -1475,6 +1489,9 @@
       'javelin-behavior',
       'javelin-history',
     ),
+    '7f243deb' => array(
+      'javelin-install',
+    ),
     '8018ee50' => array(
       'javelin-install',
       'javelin-util',
@@ -2066,6 +2083,20 @@
       'javelin-dom',
       'phabricator-draggable-list',
     ),
+    'd82b1ff9' => array(
+      'javelin-behavior',
+      'javelin-aphlict',
+      'javelin-stratcom',
+      'javelin-request',
+      'javelin-uri',
+      'javelin-dom',
+      'javelin-json',
+      'javelin-router',
+      'javelin-util',
+      'javelin-leader',
+      'javelin-sound',
+      'phabricator-notification',
+    ),
     'd835b03a' => array(
       'javelin-behavior',
       'javelin-dom',
@@ -2173,14 +2204,6 @@
     'f12cbc9f' => array(
       'phui-oi-list-view-css',
     ),
-    'f411b6ae' => array(
-      'javelin-behavior',
-      'javelin-stratcom',
-      'javelin-util',
-      'javelin-dom',
-      'javelin-request',
-      'phabricator-keyboard-shortcut',
-    ),
     'f50152ad' => array(
       'phui-timeline-view-css',
     ),
@@ -2203,20 +2226,6 @@
       'javelin-install',
       'javelin-dom',
     ),
-    'fb20ac8d' => array(
-      'javelin-behavior',
-      'javelin-aphlict',
-      'javelin-stratcom',
-      'javelin-request',
-      'javelin-uri',
-      'javelin-dom',
-      'javelin-json',
-      'javelin-router',
-      'javelin-util',
-      'javelin-leader',
-      'javelin-sound',
-      'phabricator-notification',
-    ),
     'fbe497e7' => array(
       'javelin-behavior',
       'javelin-util',
@@ -2242,9 +2251,6 @@
       'javelin-view-visitor',
       'javelin-util',
     ),
-    'fea0eb47' => array(
-      'javelin-install',
-    ),
   ),
   'packages' => array(
     'conpherence.pkg.css' => array(
diff --git a/webroot/rsrc/externals/javelin/lib/Leader.js b/webroot/rsrc/externals/javelin/lib/Leader.js
--- a/webroot/rsrc/externals/javelin/lib/Leader.js
+++ b/webroot/rsrc/externals/javelin/lib/Leader.js
@@ -33,6 +33,8 @@
   events: ['onBecomeLeader', 'onReceiveBroadcast'],
 
   statics: {
+    _leaseDuration: 1500,
+
     _interval: null,
     _timeout: null,
     _broadcastKey: 'JX.Leader.broadcast',
@@ -130,8 +132,10 @@
           // If we haven't installed an update timer yet, do so now. This will
           // renew our lease every 5 seconds, making sure we hold it until the
           // tab is closed.
-          if (!self._interval && lease.until > now + 10000) {
-            self._interval = window.setInterval(self._write, 5000);
+          var interval = parseInt(self._leaseDuration / 3, 10);
+
+          if (!self._interval && lease.until > now + (interval * 2)) {
+            self._interval = window.setInterval(self._write, interval);
           }
 
           self._becomeLeader();
@@ -227,7 +231,7 @@
     _write: function() {
       var self = JX.Leader;
 
-      var str = [self._id, ((+new Date()) + 16000)].join(':');
+      var str = [self._id, ((+new Date()) + self._leaseDuration)].join(':');
       window.localStorage.setItem(self._leaderKey, str);
     },
 
@@ -311,8 +315,8 @@
      */
     _usurp: function() {
       var self = JX.Leader;
-      self.call(JX.bag);
       self._timeout = null;
+      self.call(JX.bag);
     },