Quote Originally Posted by Nahara View Post
Which goes against the very idea of an MMO being a growing, ever-changing world. It just wouldn't be viable to support and maintain a whole system that took back years of bug fixes so a very small minority of the population.
You can find EQ1 servers that does this. The server starts as vanilla, as opposed to containing 11 expansions, and upgrades to the next expansion after a community vote. Its incredibly popular among that community, and an all around success.