Sorry, what? I couldn't hear you over my Colossi blasting the Zerg. ;p
But yeah. Apparently 10.6+ versions of the OS are still fine, but 10.5.8 and lower can't run single-player anymore. Multi works fine, though. It's weird. Of course, this patch also screwed up the Windows version, too; people just found ways to go around the problem on Windows, whatever it is.