Closing the summit is former U.S. Vice President Al Gore, who famously went from losing the 2000 presidential election to winning an Academy Award for the global-warming documentary An Inconvenient Truth and a Nobel Peace Prize. He came to the Web 2.0 Summit to talk, at least in part, about Current Media, a Web video company he co-founded that partnered up with Web darlings Digg and Twitter to cover the election last week.

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