Cats on Roombas are tip of Internet video iceberg, study suggests[ Thu, 10 Oct 2013 14:36:12 GMT ]Four years ago, most of us didn't have smartphones or tablets that let us share videos wherever and whenever we wanted; now we do, and our appetite for doing that is huge: The percent of American adult Internet users who post videos online has more than doubled to 31 percent from 14 percent in 2009.