Total Immersion Racing  - Mac High-quality simulation technology steeped in immediacy, immersion, and intelligence Computer-controlled drivers each with their own personalities, memories, behaviors, and grudges Drive from a rookie to an ace; 18 licensed GT, GTS, and LMP class cars Visual engine generates advanced fogging, particle effects, sun flare, and more 2-player mode on the same screen with keyboard or 2 wheels hooked to the same computer