Facebook, the social networking site, has an application called causes that allows users to raise funds and create online rallies. It was used in a get out the vote effort for the U.S. election. 1,745,754 people participated, generating 4,919,071 status messages. This is thought to be the largest online rally ever conducted. 70 percent of the participants included support for Barack Obama in their messages, 21 percent support for John McCain, and seven percent did not specifically endorse a cand
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