I know a bit about and highly respect the indie scene. They are, in my opinion, the future of game development in general. I paid for the second bundle, and was highly entertained for quite a while. It's a very cool project.
Slightly offtopic, but Wolfire has also written one of my favorite articles/blog posts as of recent, as well - http://blog.wolfire.com/2009/07/linear-algebra-for-game-deve...