Exactly How Do Macs And PCs Differ?

Mac or PC? Over the past decade, that's become an increasingly divisive question, with camps on either side insisting they know best. But, fundamentally, what's the difference between a Mac and PC?

Surprisingly, it's nothing to do with cost or the necessity of dressing like a hipster to use one. In this video, computer scientists Professor Tom Rodden explains the actual, fundamental differences between Mac and PC. [YouTube]