<http://schema.org/url>
<http://thenextweb.com/apps/2010/07/15/historious-the-bookmarking-tool-ive-been-waiting-for-has-finally-been-built-what-took-so-long/>
<http://thenextweb.com/apps/2010/07/15/historious-the-bookmarking-tool-ive-been-waiting-for-has-finally-been-built-what-took-so-long/>