First I should look to see if something like this already exists.
But if not it would be awesome to write a python bot using something like xmpppy to check the status messages of the gooogle chat users, and create some aggregated feed for an internal twitter like clone.
this code will be helpful: http://collincode.wordpress.com/2008/09/30/this-one-changes-my-status-message-on-google-talk/