Pixar's Senior Scientist explains how math makes the movies and games we love

Now, says DeRose, open-source software like Blender can do almost everything Pixar's software can do. Last summer, Pixar even open-sourced its subdivision surface code library. "We had a competitive advantage for ten years," DeRose says, "but now we get more value by letting everyone contribute."

At http://www.theverge.com/2013/3/7/4074956/pixar-senior-scientist-derose-explains-how-math-makes-movies-games.