JSONP has the downside of appearing as if the page wasn't done loading in many browsers. The two ways there are to go around this issue are to either use iframes or use fake subdomains that increment in every client (facebook does it this way). basic JSONP was chosen for now given there are many issues to solve before that one. The facebook approach is something Chut is unlikely to implement because of the comparatively complex setup requirements.
-More testing needs to be done with different browser (IE6 and IE7 still need to be tested). So far the client seems to work fine with FF3.0.x, FF3.5+, Opera 10.x, Chrome, Safari 4.0.x and IE8.
+So far the client seems to work fine with FF3.0.x, FF3.5+, Opera 10.x, Chrome, Safari 4.0.x, IE6, IE7 and IE8.
== What's left to be done ==
* Adding logging to messages sent and received