Obsidian Sanctum or Archavon (Vault) on Friday?

[Woven]

and Ulduar too

Sad. Not sure when the nerf hit, but our first attempt on XT (Tantrum nerf) did not reveal to me anything impossible or even overly difficult for a guild with naxx 10 epics.
It seemed just about right to me. Oh well, I guess if it did become to easy, hard-mode could be activated