Apple's Mac sales have been growing over recent years. It's tempting for the Windows market to say things like "Sure, home users like them, but they're useless for real work", but that's simply not true. Macs are now common in workplaces across many different market sectors.Related StoriesMac Pro 'Astounding', MacBook Air 'Awesome' - WWDC developers reactNew MacBook Air 'just as tough to repair & upgrade as last model'New MacBook Air