That these users tend to be younger and more affluent is no surprise. But black voters, who traditionally have less of a presence on the Web, are going online at higher rates: 31 percent of wired black Obama voters are getting involved online, compared to 25 percent of their white counterparts. And according to Quantcast, an Internet audience measurement service, 20 percent of the visitors to change.gov are black, far surpassing Internet averages. Meanwhile, the GOP continues to struggle to draw its faithful online, continuing their comparatively poor online fundraising and netroots support from the 2008 election.

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