Well, it's not really something you can turn off. When I saw Tony Stark crash in the sand, the effect on me was very much the same as if I'd seen his head disi

Well, it's not really something you can turn off. When I saw Tony Stark crash in the sand, the effect on me was very much the same as if I'd seen his head disintegrated by a shotgun blast. I was viscerally sure he was dead. If you haven't seen it recently, here's the scene. http://www.youtube.com/watch?v=uZ1cyUN9RuY#t=5m01s http://www.youtube.com/watch?v=uZ1cyUN9RuY#t=5m01s I mean, I know it's a superhero movie, and I still wince at the force of the impact. It's like watching someone get hit by a speeding bus -- only the average superhero would destroy the bus and slow down over its length. The sand actually stops him.