Diablo 3 Error 37 Error 3003 TO THE KNEE! (Rant) HD

As you can see, I was in the game watching the introduction for the Demon Hunter and then BAM - it boots me out and crashes. :WTF....2:15 WHY do I have to login to play what should be a single-player game!!? 2:45 Regarding my audit and why was I booted out of the game when I was obviously...