<http://schema.org/description>
"According to YouTube, 13 million hours of video were uploaded in 2010, 48 hours of video are uploaded every minute, and 3 billion videos are viewed everyday. Looking at comScore\u2019s ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/socialmedia/2011/11/15/how-to-maximize-your-video-marketing/>