“Americans spend nearly a quarter of their time online on social networking sites and blogs, up from 15.8 percent just a year ago (43 percent increase) according to new research released today from The Nielsen Company. The research revealed that Americans spend a third their online time (36 percent) communicating and networking across social networks, blogs, personal email and instant messaging.”

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What Americans Do Online:  Social Media & Games Dominate Activity ·  Nielsen Wire · 8.2.10