Big money, big production video games are great, but let's never forget about the indie games, that's where the sexy happens.

Whether it's Minecraft or Limbo, Super Meat Boy or Briad, it's indie games that seem most willing to test the boundaries of what can be done in video games.

That's why you're going to want to watch, maybe even help fund, independent filmmakers James Swirsky and Lisanne Pajot's documentary Indie Game: The Movie.

In this latest clip we hear from Derek Yu, creator of Spelunky and Aquaria, about who my makes games and headcrabs.