Patch 608 released Thursday, January 11th 2007. Release notes can be seen here.

Features

Fixed a bug that stopped you chatting in the faction channels if you previously performed an emote.

The four civilization bosses have been fine tuned for your pleasure, or is it ?
You will not be able to read emotes of players on your ignore list anymore.
Fixed an animation bug when leaving AFK state. The wrong idle animations were then played.
Fixed an exploit with power timer.