I was wondering when the anti-Linux crowd would descend on this threadWhaaaat? They're not running XP Home Edition?
For chuckles, consider the cost if they'd had to include the cost of MS software licences for each CPU. The humanity!
Actually, the running joke elsewhere is that the already owe $699 for each of 128 CPUs for SCO's extortion scheme. That's $89,472: over twice the cost of the hardware.