diff --git a/4chan_x.user.js b/4chan_x.user.js
index 966222bde..b9d5e6b9a 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -1738,7 +1738,7 @@
         $.on(link.firstChild, 'click', function() {
           QR.open();
           if (!g.REPLY) {
-            $('select', QR.el).value = 'new';
+            QR.threadSelector.value = 'new';
           }
           return $('textarea', QR.el).focus();
         });
@@ -1836,44 +1836,118 @@
     },
     cooldown: {
       init: function() {
-        var length, timeout, _ref;
         if (!Conf['Cooldown']) {
           return;
         }
-        _ref = $.get("/" + g.BOARD + "/cooldown", {}), timeout = _ref.timeout, length = _ref.length;
-        if (timeout) {
-          QR.cooldown.start(timeout, length);
+        QR.cooldown.types = {
+          thread: (function() {
+            switch (g.BOARD) {
+              case 'q':
+                return 86400;
+              case 'b':
+              case 'soc':
+              case 'r9k':
+                return 600;
+              default:
+                return 300;
+            }
+          })(),
+          sage: g.BOARD === 'q' ? 600 : 60,
+          file: g.BOARD === 'q' ? 300 : 30,
+          post: g.BOARD === 'q' ? 60 : 30
+        };
+        QR.cooldown.cooldowns = $.get("" + g.BOARD + ".cooldown", {});
+        QR.cooldown.start();
+        return $.sync("" + g.BOARD + ".cooldown", QR.cooldown.sync);
+      },
+      start: function() {
+        if (QR.cooldown.isCounting) {
+          return;
         }
-        return $.sync("/" + g.BOARD + "/cooldown", QR.cooldown.start);
+        QR.cooldown.isCounting = true;
+        return QR.cooldown.count();
       },
-      start: function(timeout, length) {
-        var seconds;
-        seconds = Math.floor((timeout - Date.now()) / 1000);
-        return QR.cooldown.count(seconds, length);
+      sync: function(cooldowns) {
+        QR.cooldown.cooldowns = cooldowns;
+        return QR.cooldown.start();
       },
-      set: function(seconds) {
+      set: function(data) {
+        var cooldown, hasFile, isReply, isSage, start, type;
         if (!Conf['Cooldown']) {
           return;
         }
-        QR.cooldown.count(seconds, seconds);
-        return $.set("/" + g.BOARD + "/cooldown", {
-          timeout: Date.now() + seconds * $.SECOND,
-          length: seconds
-        });
+        start = Date.now();
+        if (data.delay) {
+          cooldown = {
+            delay: data.delay
+          };
+        } else {
+          isSage = /sage/i.test(data.post.email);
+          hasFile = !!data.post.file;
+          isReply = data.isReply;
+          type = !isReply ? 'thread' : isSage ? 'sage' : hasFile ? 'file' : 'post';
+          cooldown = {
+            isReply: isReply,
+            isSage: isSage,
+            hasFile: hasFile,
+            timeout: start + QR.cooldown.types[type] * $.SECOND
+          };
+        }
+        QR.cooldown.cooldowns[start] = cooldown;
+        $.set("" + g.BOARD + ".cooldown", QR.cooldown.cooldowns);
+        return QR.cooldown.start();
       },
-      count: function(seconds, length) {
-        if (!((0 <= seconds && seconds <= length))) {
+      unset: function(id) {
+        delete QR.cooldown.cooldowns[id];
+        return $.set("" + g.BOARD + ".cooldown", QR.cooldown.cooldowns);
+      },
+      count: function() {
+        var cooldown, cooldowns, elapsed, hasFile, isReply, isSage, now, post, seconds, start, type, types, _ref;
+        if (Object.keys(QR.cooldown.cooldowns).length) {
+          setTimeout(QR.cooldown.count, 1000);
+        } else {
+          $["delete"]("" + g.BOARD + ".cooldown");
+          QR.cooldown.isCounting = false;
           return;
         }
-        setTimeout(QR.cooldown.count, 1000, seconds - 1, length);
-        QR.cooldown.seconds = seconds;
-        if (seconds === 0) {
-          $["delete"]("/" + g.BOARD + "/cooldown");
-          if (QR.cooldown.auto) {
-            QR.submit();
+        if ((isReply = g.REPLY ? true : QR.threadSelector.value !== 'new')) {
+          post = QR.replies[0];
+          isSage = /sage/i.test(post.email);
+          hasFile = !!post.file;
+        }
+        now = Date.now();
+        seconds = null;
+        _ref = QR.cooldown, types = _ref.types, cooldowns = _ref.cooldowns;
+        for (start in cooldowns) {
+          cooldown = cooldowns[start];
+          if ('delay' in cooldown) {
+            if (cooldown.delay) {
+              seconds = Math.max(seconds, cooldown.delay--);
+            } else {
+              seconds = Math.max(seconds, 0);
+              QR.cooldown.unset(start);
+            }
+            continue;
+          }
+          type = isReply && cooldown.isReply ? isSage && cooldown.isSage ? 'sage' : hasFile && cooldown.hasFile ? 'file' : 'post' : !(isReply || cooldown.isReply) ? type = 'thread' : void 0;
+          if (type) {
+            elapsed = Math.floor((now - start) / 1000);
+            if (elapsed >= 0) {
+              seconds = Math.max(seconds, types[type] - elapsed);
+            }
+            type = '';
+          }
+          if (!((start <= now && now <= cooldown.timeout))) {
+            QR.cooldown.unset(start);
           }
         }
-        return QR.status();
+        QR.cooldown.seconds = seconds;
+        if (seconds !== null) {
+          QR.status();
+        }
+        if (seconds === 0 && QR.cooldown.auto) {
+          return QR.submit();
+        }
       }
     },
     quote: function(e) {
@@ -1883,7 +1957,7 @@
       }
       QR.open();
       if (!g.REPLY) {
-        $('select', QR.el).value = $.x('ancestor::div[parent::div[@class="board"]]', this).id.slice(1);
+        QR.threadSelector.value = $.x('ancestor::div[parent::div[@class="board"]]', this).id.slice(1);
       }
       id = this.previousSibling.hash.slice(2);
       text = ">>" + id + "\n";
@@ -2173,10 +2247,7 @@
           (QR.replies[index - 1] || QR.replies[index + 1]).select();
         }
         QR.replies.splice(index, 1);
-        if (typeof (_base1 = window.URL || window.webkitURL).revokeObjectURL === "function") {
-          _base1.revokeObjectURL(this.url);
-        }
-        return delete this;
+        return typeof (_base1 = window.URL || window.webkitURL).revokeObjectURL === "function" ? _base1.revokeObjectURL(this.url) : void 0;
       };
 
       return _Class;
@@ -2342,11 +2413,12 @@
           id = thread.id.slice(1);
           threads += "<option value=" + id + ">Thread " + id + "</option>";
         }
-        $.prepend($('.move > span', QR.el), $.el('select', {
+        QR.threadSelector = $.el('select', {
           innerHTML: threads,
           title: 'Create a new thread / Reply to a thread'
-        }));
-        $.on($('select', QR.el), 'mousedown', function(e) {
+        });
+        $.prepend($('.move > span', QR.el), QR.threadSelector);
+        $.on(QR.threadSelector, 'mousedown', function(e) {
           return e.stopPropagation();
         });
       }
@@ -2380,7 +2452,7 @@
         $.on($("[name=" + name + "]", QR.el), 'input', function() {
           var _ref2;
           QR.selected[this.name] = this.value;
-          if (QR.cooldown.auto && QR.selected === QR.replies[0] && (0 < (_ref2 = QR.cooldown.seconds) && _ref2 < 6)) {
+          if (QR.cooldown.auto && QR.selected === QR.replies[0] && (0 < (_ref2 = QR.cooldown.seconds) && _ref2 <= 5)) {
             return QR.cooldown.auto = false;
           }
         });
@@ -2406,7 +2478,7 @@
       }
       QR.abort();
       reply = QR.replies[0];
-      threadID = g.THREAD_ID || $('select', QR.el).value;
+      threadID = g.THREAD_ID || QR.threadSelector.value;
       if (threadID === 'new') {
         if (((_ref = g.BOARD) === 'vg' || _ref === 'q') && !reply.sub) {
           err = 'New threads require a subject.';
@@ -2506,7 +2578,7 @@
       return QR.ajax = $.ajax($.id('postForm').parentNode.action, callbacks, opts);
     },
     response: function(html) {
-      var bs, doc, err, msg, persona, postID, reply, sage, seconds, threadID, _, _ref, _ref1;
+      var bs, doc, err, msg, persona, postID, reply, threadID, _, _ref, _ref1;
       doc = d.implementation.createHTMLDocument('');
       doc.documentElement.innerHTML = html;
       if (doc.title === '4chan - Banned') {
@@ -2527,7 +2599,9 @@
             err.textContent = 'Error: You seem to have mistyped the CAPTCHA.';
           }
           QR.cooldown.auto = QR.captchaIsEnabled ? !!$.get('captchas', []).length : true;
-          QR.cooldown.set(2);
+          QR.cooldown.set({
+            delay: 2
+          });
         } else {
           QR.cooldown.auto = false;
         }
@@ -2551,13 +2625,14 @@
           postID: postID
         }
       }));
+      QR.cooldown.set({
+        post: reply,
+        isReply: threadID !== '0'
+      });
       if (threadID === '0') {
         location.pathname = "/" + g.BOARD + "/res/" + postID;
       } else {
         QR.cooldown.auto = QR.replies.length > 1;
-        sage = /sage/i.test(reply.email);
-        seconds = g.BOARD === 'q' ? sage ? 600 : reply.file ? 300 : 60 : sage ? 60 : 30;
-        QR.cooldown.set(seconds);
         if (Conf['Open Reply in New Tab'] && !g.REPLY && !QR.cooldown.auto) {
           $.open("//boards.4chan.org/" + g.BOARD + "/res/" + threadID + "#p" + postID);
         }
diff --git a/changelog b/changelog
index 3b568d710..971bddfa3 100644
--- a/changelog
+++ b/changelog
@@ -1,4 +1,8 @@
 master
+- Mayhem
+  Added thread creation QR cooldown.
+  Fix QR cooldown timer between non-sage and sage posts. You can submit a non-sage post 30 seconds after a sage one.
+  Fix /q/ QR cooldowns.
 
 2.35.4
 - Mayhem
diff --git a/script.coffee b/script.coffee
index 67bc142f0..d5c15bc64 100644
--- a/script.coffee
+++ b/script.coffee
@@ -1342,7 +1342,7 @@ QR =
       link = $.el 'h1', innerHTML: "<a href=javascript:;>#{if g.REPLY then 'Reply to Thread' else 'Start a Thread'}</a>"
       $.on link.firstChild, 'click', ->
         QR.open()
-        $('select',   QR.el).value = 'new' unless g.REPLY
+        QR.threadSelector.value = 'new' unless g.REPLY
         $('textarea', QR.el).focus()
       $.before $.id('postForm'), link
 
@@ -1418,32 +1418,108 @@ QR =
   cooldown:
     init: ->
       return unless Conf['Cooldown']
-      {timeout, length} = $.get "/#{g.BOARD}/cooldown", {}
-      QR.cooldown.start timeout, length if timeout
-      $.sync "/#{g.BOARD}/cooldown", QR.cooldown.start
-    start: (timeout, length) ->
-      seconds = Math.floor (timeout - Date.now()) / 1000
-      QR.cooldown.count seconds, length
-    set: (seconds) ->
+      QR.cooldown.types =
+        thread: switch g.BOARD
+          when 'q' then 86400
+          when 'b', 'soc', 'r9k' then 600
+          else 300
+        sage: if g.BOARD is 'q' then 600 else 60
+        file: if g.BOARD is 'q' then 300 else 30
+        post: if g.BOARD is 'q' then 60  else 30
+      QR.cooldown.cooldowns = $.get "#{g.BOARD}.cooldown", {}
+      QR.cooldown.start()
+      $.sync "#{g.BOARD}.cooldown", QR.cooldown.sync
+    start: ->
+      return if QR.cooldown.isCounting
+      QR.cooldown.isCounting = true
+      QR.cooldown.count()
+    sync: (cooldowns) ->
+      QR.cooldown.cooldowns = cooldowns
+      QR.cooldown.start()
+    set: (data) ->
       return unless Conf['Cooldown']
-      QR.cooldown.count seconds, seconds
-      $.set "/#{g.BOARD}/cooldown",
-        timeout: Date.now() + seconds * $.SECOND
-        length:  seconds
-    count: (seconds, length) ->
-      return unless 0 <= seconds <= length
-      setTimeout QR.cooldown.count, 1000, seconds-1, length
+      start = Date.now()
+      if data.delay
+        cooldown = delay: data.delay
+      else
+        isSage  = /sage/i.test data.post.email
+        hasFile = !!data.post.file
+        isReply = data.isReply
+        type =
+          unless isReply
+            'thread'
+          else
+            if isSage
+              'sage'
+            else if hasFile
+              'file'
+            else
+              'post'
+        cooldown =
+          isReply: isReply
+          isSage:  isSage
+          hasFile: hasFile
+          timeout: start + QR.cooldown.types[type] * $.SECOND
+      QR.cooldown.cooldowns[start] = cooldown
+      $.set "#{g.BOARD}.cooldown", QR.cooldown.cooldowns
+      QR.cooldown.start()
+    unset: (id) ->
+      delete QR.cooldown.cooldowns[id]
+      $.set "#{g.BOARD}.cooldown", QR.cooldown.cooldowns
+    count: ->
+      if Object.keys(QR.cooldown.cooldowns).length
+        setTimeout QR.cooldown.count, 1000
+      else
+        $.delete "#{g.BOARD}.cooldown"
+        QR.cooldown.isCounting = false
+        return
+
+      if (isReply = if g.REPLY then true else QR.threadSelector.value isnt 'new')
+        post    = QR.replies[0]
+        isSage  = /sage/i.test post.email
+        hasFile = !!post.file
+      now     = Date.now()
+      seconds = null
+      {types, cooldowns} = QR.cooldown
+
+      for start, cooldown of cooldowns
+        if 'delay' of cooldown
+          if cooldown.delay
+            seconds = Math.max seconds, cooldown.delay--
+          else
+            seconds = Math.max seconds, 0
+            QR.cooldown.unset start
+          continue
+
+        # Only cooldowns relevant to this post can set the seconds value.
+        # Unset outdated cooldowns that can no longer impact us.
+        type =
+          if isReply and cooldown.isReply
+            if isSage and cooldown.isSage
+              'sage'
+            else if hasFile and cooldown.hasFile
+              'file'
+            else
+              'post'
+          else unless isReply or cooldown.isReply
+            type = 'thread'
+        if type
+          elapsed = Math.floor (now - start) / 1000
+          if elapsed >= 0 # clock changed since then?
+            seconds = Math.max seconds, types[type] - elapsed
+          type = ''
+        unless start <= now <= cooldown.timeout
+          QR.cooldown.unset start
+
       QR.cooldown.seconds = seconds
-      if seconds is 0
-        $.delete "/#{g.BOARD}/cooldown"
-        QR.submit() if QR.cooldown.auto
-      QR.status()
+      QR.status() if seconds isnt null
+      QR.submit() if seconds is 0 and QR.cooldown.auto
 
   quote: (e) ->
     e?.preventDefault()
     QR.open()
     unless g.REPLY
-      $('select', QR.el).value = $.x('ancestor::div[parent::div[@class="board"]]', @).id[1..]
+      QR.threadSelector.value = $.x('ancestor::div[parent::div[@class="board"]]', @).id[1..]
     # Make sure we get the correct number, even with XXX censors
     id   = @previousSibling.hash[2..]
     text = ">>#{id}\n"
@@ -1674,7 +1750,6 @@ QR =
         (QR.replies[index-1] or QR.replies[index+1]).select()
       QR.replies.splice index, 1
       (window.URL or window.webkitURL).revokeObjectURL? @url
-      delete @
 
   captcha:
     init: ->
@@ -1804,10 +1879,11 @@ QR =
       for thread in $$ '.thread'
         id = thread.id[1..]
         threads += "<option value=#{id}>Thread #{id}</option>"
-      $.prepend $('.move > span', QR.el), $.el 'select'
+      QR.threadSelector = $.el 'select'
         innerHTML: threads
         title: 'Create a new thread / Reply to a thread'
-      $.on $('select',  QR.el), 'mousedown', (e) -> e.stopPropagation()
+      $.prepend $('.move > span', QR.el), QR.threadSelector
+      $.on QR.threadSelector,   'mousedown', (e) -> e.stopPropagation()
     $.on $('#autohide', QR.el), 'change',    QR.toggleHide
     $.on $('.close',    QR.el), 'click',     QR.close
     $.on $('#dump',     QR.el), 'click',     -> QR.el.classList.toggle 'dump'
@@ -1828,7 +1904,7 @@ QR =
         QR.selected[@name] = @value
         # Disable auto-posting if you're typing in the first reply
         # during the last 5 seconds of the cooldown.
-        if QR.cooldown.auto and QR.selected is QR.replies[0] and 0 < QR.cooldown.seconds < 6
+        if QR.cooldown.auto and QR.selected is QR.replies[0] and 0 < QR.cooldown.seconds <= 5
           QR.cooldown.auto = false
 
     QR.status.input = $ 'input[type=submit]', QR.el
@@ -1851,7 +1927,7 @@ QR =
     QR.abort()
 
     reply = QR.replies[0]
-    threadID = g.THREAD_ID or $('select', QR.el).value
+    threadID = g.THREAD_ID or QR.threadSelector.value
 
     # prevent errors
     if threadID is 'new'
@@ -1972,7 +2048,7 @@ QR =
             true
         # Too many frequent mistyped captchas will auto-ban you!
         # On connection error, the post most likely didn't go through.
-        QR.cooldown.set 2
+        QR.cooldown.set delay: 2
       else # stop auto-posting
         QR.cooldown.auto = false
       QR.status()
@@ -1997,29 +2073,16 @@ QR =
         threadID: threadID
         postID:   postID
 
+    QR.cooldown.set
+      post:    reply
+      isReply: threadID isnt '0'
+
     if threadID is '0' # new thread
       # auto-noko
       location.pathname = "/#{g.BOARD}/res/#{postID}"
     else
       # Enable auto-posting if we have stuff to post, disable it otherwise.
       QR.cooldown.auto = QR.replies.length > 1
-      sage    = /sage/i.test reply.email
-      seconds =
-        # 300 seconds cooldown for new threads
-        # q: 86400 seconds
-        # b soc r9k: 600 seconds
-        if g.BOARD is 'q'
-          if sage
-            600
-          else if reply.file
-            300
-          else
-            60
-        else if sage
-          60
-        else
-          30
-      QR.cooldown.set seconds
       if Conf['Open Reply in New Tab'] and !g.REPLY and !QR.cooldown.auto
         $.open "//boards.4chan.org/#{g.BOARD}/res/#{threadID}#p#{postID}"