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"As of March 2014, the average US consumer spends two hours and 42 minutes per day on their mobile devices, according to analytics service Flurry. Though the majority of this time is ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/dd/2014/07/28/beginners-guide-organizing-content-mobile-friendly-designs/>