Originally Posted by
Kaleredar
It's been asked a billion and two times, and the answer is always the same: No, it's a bad idea.
Blizzard would have to host extra servers, extra GMs for those servers, and so forth to maintain legacy realms.
And then say something was bugged in patch 2.4, that was then fixed in WotLK. But if you want a BC-only server, do they have to go into patch 2.4 and then explicitly fix that bug? And what about all the other expansions? Do you have developers spend extra time on that to fix bugs when they should be working on the CURRENT game?
And that, on top of several other reasons, is why it's a bad idea, and not going to happen.