PearPC is an open-source program that allows PCs with chips from Intel and AMD to run Mac OS X. Beta testers say the software works but that it runs very slowly. “Sebastian Biallas, who created PearPC with help from Stefan Weyergraf, acknowledged the software’s limits, warning that it’s prone to crashing and runs at only a tiny fraction of the speed of the host PC,” reports Ina Fried for CNET “Still, Biallas and Weyergraf’s effort would appear to be the best yet at getting Mac OS X to run on anything other than a Mac. Throughout the Mac’s history, others have tried to run the operating system on the PC, with varying success, as chronicled on the site”