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It won't come as a massive surprise that the technology world is awash with speculation regarding Apple's product roadmap. Most recently, the iconic US manufacturer has been linked with the development of a smart watch that shifts core smartphone functionality - like communications, navigation, and mobile payments - from your pocket to your wrist. The 'iWatch,' as the mythical device has been dubbed, is apparently already undergoing testing, and Apple is said to be discussing production scenarios with its principal manufacturing partner, Foxconn. It all seems plausible enough, especially as the latest rumours are emanating from reputable news sources in the New York Times and Wall Street Journal, as opposed to spawning from the keyboard of some spotty teenager. But what if the iWatch...