Garrison Keillor's "The Writer's Almanac" reminds us today to wish YouTube a happy third birthday. The domain was registered for the first time February 15, 2005. It made its public debut at the end of the year and by mid-2006 was one of the fastest growing sites online. And, given what it helped do to ruin Republican Senator George Allen's political career, it also changed the course of the 2008 election.

National Public Radio's staff liveblogs their own presidential debate -- is this a first?; a French writer aggregates all she can find about the presidential race; why aren't the candidates blogging? We're just asking for a post here and there; Fred Thompson surrogate George Allen curiously evades Why Tuesday's questions about election reform; an IPDI blogger implores Ron Paul supporters to continue to do their own thing online, but wonders how their zealousness will translate for mainstream voters; Chris Dodd may be the first candidate to utilize Google News' commenting feature; the RNC organizers announce the inclusion of bloggers at the 2008 convention; and who's Iowa caucus training video is the most popular?