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This video imagines a fantastic new set of features on Mac laptops, thanks to the representational power of computer animation. In real life, changes to laptop and desktop design are actually much more mundane, as this article on "Who moved my 'Delete' key?" shows, because users of keyboard technologies are actually quite conservative about their user interfaces. Meanwhile, social network sites are attempting to appropriate popular features of other services, such as the new Twitter-like SMS functionality of Facebook.