@tav has created tweetapp, a framework for creating Twitter apps on App Engine. Twitter’s own API lead @al3x had this to say about it earlier:

img http://img.skitch.com/20090217-nxnwx1wy576962pycgejnjj2ip.png http://twitter.com/al3x/status/1220086318

It uses Twitter’s new beta OAuth support and looks pretty cool – thanks for sharing, @tav!