It would be great to have a wiki that users can contribute to - great for cookbooks, how-to's, code snippets etc. This post coudl be achieved this way as well -

http://forums.smartclient.com/showthread.php?t=6563

Something topic oriented rather than thread oriented. Suggested here for SmartGWT -

http://forums.smartclient.com/showthread.php?t=3241

The docs are topic oriented, but not user contributed.