Brian, I'm pretty sure Arnie is a T-800 model 101. They mention the T-600 series (having rubber skin) in Terminator 1...so I'm guessing that the "model 101" would pertain to the look of the model. The model 101 would be the Arnold model.
I completely agree with Dennis on this one. It isn't random chance that sets these things in action, it's fate. This isn't different than any other fate oriented films, ie, Donnie Darko. Everything has meaning.
The only humor that I had a big problem with in T3 was the bit w/the Elton John glasses, and the "Talk to the hand" line. Seemed a little too cheese-tastic to me. I did like when Arnie opened the back of the truck to let Kate out, and after been hit a few times, threw her back. :)
I hated that bouncing thing too. I didn't really start liking the movie until the crane-chase. I'll have to go see it again tomorrow and see if I like it as much a second time.
I echo most others' feelings. I really had a fun time at this film. I had been worried that Mostow might suck the life out of the franchise, but in the end I think he's able to continue the series without any major problems. I did have problems with too much humor (Arnold w/the damn Elton...