
According to BussinessWeek online, "Many voters used social media sites simply to celebrate the voting process with friends. Nowhere was that more evident than on social networking site Facebook, which kept a running tally of users who checked a box on the site to declare to their friends that they voted. As of 10:30 p.m. Eastern time, the number reached almost 4.9 million."
Twitter, had millions of text messages flying as people talked about voting and describing situations at polling locations.
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