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"The first e-mail was sent just over 40 years ago; we've come a long way, baby. But along with the highs (Twitter-enabled revolutions, Chatroulette), there have been a lot of lows (Kim Kardashian's tweets, Chatroulette). These are the moments that are worth remembering and, in some cases, cringing about. Plus: See our complete coverage of social media mavericks."^^<http://www.w3.org/2001/XMLSchema#string>
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