<http://schema.org/description>
"Apple has reportedly ordered as much as 12 petabytes, or 12,000 terabytes, of additional storage for hosting video content on its iTunes Store."^^<http://www.w3.org/2001/XMLSchema#string>
<http://appleinsider.com/articles/11/04/06/apple_orders_12_petabytes_of_storage_for_itunes_video_content_report>