Not only is there SW:TOR gameplay footage out there, there's a
fuckton of SW:TOR gameplay footage out there. In 2009 already BioWare released a 20 minute walkthrough through the game showing off Bounty Hunter, Smuggler and Sith Warrior gameplay, an instanced fight, outdoor combat, the dialogue system, heck almost
everything except PvP. Here's part 1 of it, goes all the way through to 4:
Enjoy.
And since then there has been even more footage released, like showing off the Sith Inquisitor a bit and the Republic Trooper. Just a quick Youtube search reveals that.
Neither is AC2: Brotherhood completely multi-player, as was also reported for quite some time already. They even showed it on this E3:
Really Shamus, I can only say 1 thing about this little article: