<http://schema.org/image>
<http://rack.2.mshcdn.com/media/ZgkyMDEyLzEyLzA0L2E2L3lvdXR1YmV0b3BzLmFTQi5wbmcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/0a2f4fdb/ca3/youtube-tops-2010-s-most-buzzed-about-social-network-list-174342e1ff.jpg>
<http://mashable.com/2010/12/12/youtube-buzzed-social-network/>