--- a/web/res/js/live-polemic.js	Mon Dec 17 18:20:35 2012 +0100
+++ b/web/res/js/live-polemic.js	Tue Dec 18 14:52:32 2012 +0100
@@ -1,3 +1,7 @@
+function rejectUser(username) {
+    return (/^[A-Z][a-z]{2,8}[0-9]{4,6}$/.test(username))
+}
+
 if (typeof annotations == "undefined" || !annotations) {
     var annotations = {
         "default" : {
@@ -172,6 +176,11 @@
         console.log(tweet);
         return;
     }
+    
+    if (rejectUser(tweet.from_user)) {
+        return;
+    }
+    
     function backRef(source_id, target_id, type) {
         var target = tweetById(target_id);
         if (target) {