Preface
Over the past 20 years, the use of information technology has undergone a clear transition from stationary office and desktop computing—first to the web, then to social media, and then to mobile computing. Sales of smartphones and tablet computers have far outpaced the sales of conventional desktop PCs for years now, even if one places laptop or notebook computers within the desktop category.
While the predominant user interface style of today has not radically departed from the desktop computing of the 1990s (or the 1981 Xerox Star, for that matter), the way members of the young generation today attain computer literacy has changed: Apps and cloud computing are replacing the computer desktop in many cases. Computing has shifted from ...
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