Unknown Worlds is a self-funded, independent game company in San Francisco, CA. Our goal is simple: to unite the world through play.
As Max explains, Natural Selection 2 is already multi-threaded. The renderer, game logic, map loader, sound, and physics all run in different threads. If you alt-tab out of NS2 during gameplay, and look at Task Manager, you will see it happily gobbling up clocks from several CPU cores.