I seem to recall there was a brief period of time when gchat federated with both XMPP and AIM, and I was using Gajim to chat with users from both of those servi

I seem to recall there was a brief period of time when gchat federated with both XMPP and AIM, and I was using Gajim to chat with users from both of those services without a bridge (or at least, the bridge run by Google/AOL was invisible to me).