A full-fledged computer that you can carry around in your coat pocket? Well, that has been largely sci-fi (and/or James Bond) territory. Yes, phones and tablets have indeed got very powerful of late and let you do almost everything that you can on your desktop computer or notebook. But, they are not really the primary computer of choice for most people, as they run different operating systems and applications, and function very differently. Indeed, for all the talk of the smartphone and tablet revolution, for the majority of us, a “computer” still remains a laptop or a desktop, generally running Windows on which one does one’s “serious work.”