From
www.egamefo.com
http://eqvault.ign.com/fullstory.php?id=21252
"TSS launches tomorrow, and there are LOTS of UI changes. New windows, changed windows, new buttons (Mentor button for leadership *drool* ), new indicators, etc... So if you are running a custom UI then make sure you check your UI maintainer for updates, or be ready to switch to the standard UI for a bit. If you are your UI's maintainer, then check the usual sites for the changes so you cna try to be ready (or be prepared to spend much of Wednesday cleaning up your UI."