Mac OS X and Windows 2000 are the sumo wrestlers, the Lennox Lewis and Mike Tyson of the operating system world. Matt Lake, a longtime CNET contributor and avid Windows user, reprised his snarling role as Microsoft’s defender. John Rizzo, publisher of MacWindows and author of CNET’s biweekly Mac FAQ, fired back from across the ring for OS X. In a bitter bloodletting that lasted five full rounds, our combatants sparred over installation ease, interface quality, Internet accessibility, and software and hardware compatibility. More from CNET.com’s “OS Death Match: Windows 2000 vs. OS X.”