Linux Makes It Big

When watching the movie Revolution OS, it is clear that the founders of Linux made the free software because they didn't feel it was fair for users to have to use Windows. It's tough whether or not to tell if it was just for the money aspect rather than the actual passion aspect. One thing that was stated in the film was that they did not expect Linux to be as big as it turned out to be. This shows that they didn't expect Linux to go very far. Once they did get to be popular in the software world, did the founders of Linux make decisions upon greediness?