Yeah, I totally agree. But I think it sets him up for a world of hurt. I mean, in the comics - how many times have people hacked either the suit or his brain and made him kill people? Seriously? Wouldn't you start to question the inherent goodness of tech by that point? But Tony being Tony he'll think he just needs to build it BETTER.

Also, I totally want to steal the idea of Extremis for a Movieverse fic.