Editorial: An app-aratus with app-eal

A new Apple iPad is on display during an Apple event in San Francisco (March 7, 2012). Credit: AP
112.5 million -- That's the number of American adults -- about a third -- who will own an electronic tablet in 2016, according to Forrester Research. The spread of these devices -- magic pills most of us seem destined to swallow -- may someday sweep aside personal computers for most users, and is driven by Apple's iPad, a new version of which was unveiled Wednesday. As fast, vivid and increasingly affordable tablets colonize the culture, they'll change it, altering how we interact with books, movies, journalism, TV -- and one another.