Here's my guess:
Dark Angels, Blood Angels, Space Wolves, a new faq just on the Space Marine Codex, Eldar, CSM, Daemonhunters, Necron, Dark Eldar, Ork, IG....
Heh, nutshell... all of them but Tau and maybe not Tyranid. They should finally be putting in the answers to many questions that Pete Haines has taken care of on the US forums.