by Gina Trapani Click to viewDespite what Apple wants you to think, your Mac isn't invincible. While Macs may be less vulnerable to viruses and spyware than PC's, they're just as likely to get stolen or suffer from a hardware failure like a hard drive crash. When that happens, will it be a catastrophe, or just an inconvenience? It depends on whether or not - and how well - you back up your Mac. Yo