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"There was a time when prospectors from around the world converged on San Francisco with picks and shovels to extract gold from the rolling hills. Today, a similar migration is taking ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2011/07/27/education-is-the-next-startup-gold-rush-silicon-valley-will-be-at-its-heart/>