Originally Posted by
SilvertearRen
Reality Check, Kitty!
Oblivion, Morrowind, etc are all massive worlds. They are also a bit sandbox-like. A lot of the experience they gained in creating these games can easily be applied to world-building in MMOs.
It's just the networking/UI/multiplayer interaction systems they have little experience on, but is easily resolved by headhunting for the right man for the right job. No need to hire a massive new crew for an MMO. Heck, it is known that Bethseda has an MMO in the works...