<http://schema.org/image>
<http://rack.0.mshcdn.com/media/ZgkyMDEyLzEyLzA0LzU3L3R3aXR0ZXJhdHRlLmNsWi5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/7fec1d33/f52/twitter-attempts-to-personalize-1-6-billion-search-queries-per-day-b3e99cee15.jpg>
<http://mashable.com/2011/06/01/twitter-search-queries/>