When they said "shortly" I didn't realize just how shortly. narf2006's $13,000 solution for booting Windows XP on your Intel Mac is available right now, in the form of a 777kb zip file. In order to accomplish the feat you'll need a PC on which you'll create a custom slipstreamed XP install disc. In case it's not obvious, this is not for the faint of heart, but the distribution contains clear instructions in sensible English, which is promising. As you might expect, the XP-on-Mac site is under significant load just now, so if you have difficulties, head over to Engadget for a list of mirrors.