As a Mac user since the early '90s, I’ve always laughed at Windows users so constantly beset by viruses that destroy their computers. My computer, I would tell them, is safe from that nonsense. That Macs don’t get viruses has been such a common assumption that even Apple said so on its website. But now Apple has quietly dropped that boastful claim after hundreds of thousands of computers were hijacked last April by a Trojan virus.
