Ask [BBF]Typhoon.
Anyway, forgot to mention that UT2004 vote system also has rotation protection - maps that have been played recently are greyed out and not available for voting. That keeps rotation, or at least shuffling, alive. The amount of greyed out maps can be changed by server admins, even up to 2 active maps!
He's taking a break for a while, and it wont be done for a LONG LONG time. They are recoding from scratch, then they gotta recode it all over again. It will be minimum of probably 2 years. I asked if he could code bots for u2xmp, he said once he's done but i wonder if he will ever be done, he will get bored of it eventually.