Originally Posted by
Zylos
Legion and potentially MoP could be but it's hard to say, especially if the playerbase keeps getting split. However I don't think it makes much sense to release past wotlk because at that point you are just re-releasing everything. I think if they ever went past wrath it would make more sense to just release like 4 mega servers (1 of each pve, pvp, rp, rppvp each) of each expansion all at once and let it exist as a "if you want it, it's there" kind of move. Use layering as a way to make those servers tolerable.
be interesting to see what was truly popular or if they all just ended up like old Call of Duty games where as soon as the new one is out the old ones are ghost towns despite being practically the same game.