Infographic: Real-Time Sharing of Obama and Romney Ads Up to Election Day

Barack Obama acknowledged, in his speech at the Democratic National Convention, that the "avalanche" of presidential campaign ads can quickly become numbing, or worse. And we're only going to see more of it in the coming weeks.

Still, as fatigued as they may be, American voters are still sharing Obama and Mitt Romney's ads across the Internet at a furious rate—millions of shares per week—on blogs, as well as through Twitter and Facebook.

To see whose ads—and which ones—are getting the most viral traction, Unruly Media has put together a handy dynamic infographic (posted below) that tracks videos from the official Obama and Romney campaigns, as well as the 12 Super-PACs that are most active in this year's contest.