they were doing they did it on purpose for some unknown reason and that's not the first time they've cocked up classes at expansion releases, remember Rets in 3.0 or 3.1 whatever when we had Seal of Blood and we basically went around 3 shotting people in pvp the second week...
We (I, at least) need substance - not leet purples and big numbers - to prolong my interest in this game much beyond WotLK. Additionally, addressing a post above me: some Blizzard rep. or something (in an interview, if I recall) did mention something about Arthas rounding out WotLK ...