<http://schema.org/url>
<http://gigaom.com/2013/09/23/despite-improvements-there-are-still-155-million-reasons-the-surface-2-is-a-tough-sell/>
<http://gigaom.com/2013/09/23/despite-improvements-there-are-still-155-million-reasons-the-surface-2-is-a-tough-sell/>