--- activitystream.module	2008-09-04 17:07:50.000000000 -0700
+++ activitystream.module.patched	2008-09-04 16:37:57.000000000 -0700
@@ -455,7 +455,7 @@ function _activitystream_save($activity,
     }
   }
   // Has the source changed? If not, we don't want to update the node
-  $source_changed = ($node->title == $activity['title'] && $node->body == $activity['body']) ? false : true;
+  $source_changed = ((strpos($activity['title'], $node->title) !== FALSE) && $node->body == $activity['body']) ? false : true;
   if ($source_changed || $new) {
     // Only save if if the source has changed or this is a new item
     $node->title = $activity['title'];