<http://schema.org/description>
"A new survey of customers in line at Apple stores on Friday to buy the iPhone 4S found that nearly three-quarters are upgrading from a previous version of the iPhone, while 27 percent are buying their first Apple handset."^^<http://www.w3.org/2001/XMLSchema#string>
<http://appleinsider.com/articles/11/10/14/survey_of_iphone_4s_buyers_finds_73_are_upgraders_19_chose_64gb_model>