Just as interesting sidenote
Coumans recently started at Advanced Micro Devices (AMD), having worked at Sony Computer Entertainment in R&D. "At AMD I will continue and expand the work I started at Sony on the open source Bullet physics library. My Open Physics team within AMD works on open standards for game and movie physics, in particular rigid body, soft body and cloth simulation," says Coumans.
http://www.fxguide.com/article672.html