financial, while other times they can be launching with technical bugs -- like Anarchy Online back in the day -- and then sometimes it's launching too early. That's why even though it may seem like the most terrible thing in the world to people already tired of waiting, Age of Conan getting pushed back eight weeks to May 20th is probably for the greater good of the game and its future community.
It's not like there's too much competition in terms of new massively games this half of the year. Some people have been speculating that we may end up seeing a fall release for Warhammer Online as opposed to one sometime in the spring. From what we can tell, FunCom is betting on the same prediction and taking more time to make sure players feel like they've purchased a well polished game at launch.