http://apiwiki.twitter.com/Rate-limiting http://apiwiki.twitter.com/Rate-limiting and http://groups.google.com/group/twitter-development-talk/msg/fa03b3c64d18

http://apiwiki.twitter.com/Rate-limiting http://apiwiki.twitter.com/Rate-limiting and http://groups.google.com/group/twitter-development-talk/msg/fa03b3c64d18ac5a http://groups.google.com/group/twitter-development-talk/msg/... should help.