diff --git a/actions/newnotice.php b/actions/newnotice.php
index ed0fa1b2b5..748d104ff9 100644
--- a/actions/newnotice.php
+++ b/actions/newnotice.php
@@ -184,13 +184,21 @@ class NewnoticeAction extends Action
 
         $options = array('reply_to' => ($replyto == 'false') ? null : $replyto);
 
-        if ($user->shareLocation() && $this->arg('notice_data-geo')) {
-
-            $locOptions = Notice::locationOptions($this->trimmed('lat'),
-                                                  $this->trimmed('lon'),
-                                                  $this->trimmed('location_id'),
-                                                  $this->trimmed('location_ns'),
-                                                  $user->getProfile());
+        if ($user->shareLocation()) {
+            // use browser data if checked; otherwise profile data
+            if ($this->arg('notice_data-geo')) {
+                $locOptions = Notice::locationOptions($this->trimmed('lat'),
+                                                      $this->trimmed('lon'),
+                                                      $this->trimmed('location_id'),
+                                                      $this->trimmed('location_ns'),
+                                                      $user->getProfile());
+            } else {
+                $locOptions = Notice::locationOptions(null,
+                                                      null,
+                                                      null,
+                                                      null,
+                                                      $user->getProfile());
+            }
 
             $options = array_merge($options, $locOptions);
         }
@@ -201,8 +209,6 @@ class NewnoticeAction extends Action
             $upload->attachToNotice($notice);
         }
 
-
-
         if ($this->boolean('ajax')) {
             header('Content-Type: text/xml;charset=utf-8');
             $this->xw->startDocument('1.0', 'UTF-8');
diff --git a/classes/Inbox.php b/classes/Inbox.php
index 014ba3d829..2533210b73 100644
--- a/classes/Inbox.php
+++ b/classes/Inbox.php
@@ -96,12 +96,23 @@ class Inbox extends Memcached_DataObject
         $inbox = new Inbox();
 
         $inbox->user_id = $user_id;
-        $inbox->notice_ids = call_user_func_array('pack', array_merge(array('N*'), $ids));
+        $inbox->pack($ids);
         $inbox->fake = true;
 
         return $inbox;
     }
 
+    /**
+     * Append the given notice to the given user's inbox.
+     * Caching updates are managed for the inbox itself.
+     *
+     * If the notice is already in this inbox, the second
+     * add will be silently dropped.
+     *
+     * @param int @user_id
+     * @param int $notice_id
+     * @return boolean success
+     */
     static function insertNotice($user_id, $notice_id)
     {
         $inbox = DB_DataObject::staticGet('inbox', 'user_id', $user_id);
@@ -114,6 +125,13 @@ class Inbox extends Memcached_DataObject
             return false;
         }
 
+        $ids = $inbox->unpack();
+        if (in_array(intval($notice_id), $ids)) {
+            // Already in there, we probably re-ran some inbox adds
+            // due to an error. Skip the dupe silently.
+            return true;
+        }
+
         $result = $inbox->query(sprintf('UPDATE inbox '.
                                         'set notice_ids = concat(cast(0x%08x as binary(4)), '.
                                         'substr(notice_ids, 1, %d)) '.
@@ -150,7 +168,7 @@ class Inbox extends Memcached_DataObject
             }
         }
 
-        $ids = unpack('N*', $inbox->notice_ids);
+        $ids = $inbox->unpack();
 
         if (!empty($since_id)) {
             $newids = array();
@@ -229,4 +247,21 @@ class Inbox extends Memcached_DataObject
         }
         return new ArrayWrapper($items);
     }
+
+    /**
+     * Saves a list of integer notice_ids into a packed blob in this object.
+     * @param array $ids list of integer notice_ids
+     */
+    protected function pack(array $ids)
+    {
+        $this->notice_ids = call_user_func_array('pack', array_merge(array('N*'), $ids));
+    }
+
+    /**
+     * @return array of integer notice_ids
+     */
+    protected function unpack()
+    {
+        return unpack('N*', $this->notice_ids);
+    }
 }
diff --git a/lib/noticelist.php b/lib/noticelist.php
index 0d4cd4dd91..83c8de9f6e 100644
--- a/lib/noticelist.php
+++ b/lib/noticelist.php
@@ -340,8 +340,9 @@ class NoticeListItem extends Widget
 
     function showNickname()
     {
-        $this->out->element('span', array('class' => 'nickname fn'),
-                            $this->profile->nickname);
+        $this->out->raw('<span class="nickname fn">' .
+                        htmlspecialchars($this->profile->nickname) .
+                        '</span>');
     }
 
     /**