<http://schema.org/thumbnailUrl>
<http://www.imore.com/sites/imore.com/files/styles/thumbnail/public/images/stories/2012/03/How-to-upload-videos-to-Facebook-and-YouTube-from-your-new-iPad.jpg?itok=sQZozfT0>
<http://www.imore.com/comment/283881>