Hillary wins PA, boxing metaphors take over the universe; John McCain is the ultimate winner of PA, and liberal groups keep attacking; Off The Bus provides the sanest coverage of the primary; Willie Horton ad-man Floyd Brown re-emerges; the Lieberman/Lamont hackery fracas rears its ugly head, again; Alan Rosenblatt live on Johnny's Par-tay tonight at 9 ET!; and the Obama campaign posts a video of... Chuck Todd.

The Ned Lamont campaign is cleared once again of hacking Joe Lieberman's site in August 2006.

More on whether online activism can be turned into offline votes fro the Wharton Schooll; Ari Melber analyzes Barack Obama's impressive use of social networking and text messaging to target and organize young voters; a new Pew study shows that young people are getting much of their news from social networking sites; Jeff Jarvis charts the arc of the "change" meme; an anti-Huckabee video makes the leap from the web to TV; Kos urges his readers to vote for Romney in Michigan; Obama scores endorsements from Kerry, Miller, and Lamont; and Matt Stoller hopes Lamont can help turn Obama to his side.

Dan Gillmor calls for better presidential debates, Lincoln-Douglas style; the candidates are all courting Silicon Valley, but do they really get what makes the web tick?; Karl Rove predictably blames the netroots for Ned Lamont's Senate loss; a trick on digg leads to a Ron Paul surprise; Barack Obama rocks the Jefferson-Jackson dinner and gets a video up right away; and Obama's blog registers far more comments than the other candidates after his JJ speech. Are we seeing new momentum for Obama?

Witnessing the continuing brouhaha over the 1984/Vote Different video, it's easy to think that the 2008 campaigns are the first to play with online video. For the sake of context, it's worthwhile to take a step back and look at how one previous campaign paved the way for 2008.