@sandwichsteen I think David owes all of his success to hard work and passion. I think he made Rails because he thought it would be a useful tool for himself. He didn't really care if not everybody wanted to use it and I'm sure he still doesn't. He just built something he believed in.
It seems that Mark has turned from engineer into a business man. It's easy to question his motives for growing Facebook. Is he doing it to build a better tool for people to communicate or doing it to make an obscene amount of money? I think there will be a lot of questions answered in the future ...
@sandwichsteen I think David owes all of his success to hard work and passion. I think he made Rails because he thought it would be a useful tool for himself. He didn't really care if not everybody wanted to use it and I'm sure he still doesn't. He just built something he believed in.