The letter "Q" is bad for names (of anything). Besides that, most people do not know what Quantum means. "Theory" might work for a suspense novel, or an adventure game, but not for a shooter.

If it's not too late, change the name and it will double the sales!

I just saw the video, and it looks amazing!

A comment below a G4TV interview had this to say about the name of the game:

"Is this the Stephen Hawking vs. Albert Einstein Game? Badass!"

http://g4tv.com/thefeed/blog/p...w.html#ixzz0tA9pYU00

not really, most people just mix it up with Quantum of Solace