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Preface

Preface

Smartphones are not only our smallest computers, but also our most connected computers. They connect to the voice telephone network as well as to the short-and long-range digital data network, including the Internet itself. In terms of computing power, a typical smartphone in 2005 is roughly equivalent to a top-of-the-line PC of the middle 1990s in terms of both CPU speed and memory size. By combining the most disruptive technologies of our times, including wireless networks, mobile phones, digital media, PCs, and the Internet, smartphones are profoundly changing our lives and our social interactions. It can be argued that there is a “mobility divide” similar to the “digital divide” in our societies: the people who know how to take advanta....


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