IBM's Watson supercomputer is most famous for winning at Jeopardy! Now it's been called in to come up with recipe ideas. Bob Goldberg/AP/IBM hide caption

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We asked you to send in your embarrassing instant messenger handles from days gone by. Thanks for sharing, Blondsoccerplyr, AgentGiggleChunk and absofsteel3616! iStockphoto hide caption

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A customer makes a purchase using Apple Pay on her iPhone 6 at a Walgreens store in Times Square last Monday. The mobile payment service has now been blocked by CVS and Rite Aid. John Minchillo/AP Images for MasterCard hide caption

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Pandora founder Tim Westergren is a former touring musician himself, but some say the music streaming service he leads is hurting musicians more than helping. Larry Busacca/Getty Images hide caption

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The Fairfax County 911 Center in Virginia takes calls during Hurricane Sandy in 2012. It was relatively easy to locate callers when most people used landlines. But most 911 calls now come from cellphones, which can pinpoint a callers' location only within 100 to 300 meters. Greg E. Mathieson Sr./Mai/Landov hide caption

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The phone company Vonage reported a drop in voice mail retrievals over the past year. Many of those ignoring voice mails are millennials. iStockphoto hide caption

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After deleting tweets from a Hong Kong protest site, Kenny G said he was "not trying to defy government orders." Tomasz Gzell/EPA/Landov hide caption

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Feminist critic Anita Sarkeesian, seen here filming her Tropes vs. Women web series, recently canceled a talk at Utah State University after the school received threats of a mass shooting at the event. Jonathan McIntosh hide caption

itoggle caption Jonathan McIntosh