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Grindr, a popular hookup and dating app for gay men. - 

One thing people seem to be doing more of with their tablets and other devices? Hooking up. There's a new Pew report out on dating in the digital era. And research suggests attitudes toward online dating are improving. Amanda Hess has written about relationships for Wired Magazine, Jezebel, and The New York Times. She says attitudes -- and software -- are changing.

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