If you want to participate or just watch the progress of the the OpenKinect effort, subscribe to the OpenKinect mailing list. In the application form, please tell us something about yourself and you'll be approved automatically.
You can also chat with people developing on OpenKinect software on IRC: #OpenKinect on freenode.net.
If you need an IRC client, check:
- Chatzilla (for firefox): https://addons.mozilla.org/en-US/firefox/addon/16/
Channel logs (Daily rotation) can be found at http://falcon4ever.pcsx2.net/kinect/logs/