Microsoft and Novell spar over its Linux deal. The US justice department is satisfied with Vista's antitrust teal. Here's an interesting Q&A with nVIDIA's CEO.

Beneath the surface, however, market forces are changing Nvidia's competitive position. The company's longtime rival, ATI Technologies, was recently acquired by its longtime partner, chipmaker Advanced Micro Devices. Nvidia and AMD now compete on high-end graphics technology, but also collaborate on chipsets for AMD's processors. At the same time, Nvidia is getting set to release its first chipsets for Intel's processors--meaning it has to maintain a delicate balancing act between the titans of the PC industry.