Barack Obama promised to elevate the level of political discourse. Some of his apparent admirers didn't get the memo. Take, for example, this user comment on the Washington Post's 44: The Obama Presidency blog today: Considering how many people donated small amounts to his campaign, I imagine it would be difficult to find people who couldn't be considered "backers" in some way. I mean one of these guys donated a whopping $250. Yay Matt Drudge! Yay Rush Limbaugh! Way to be more retarded than Palin's down syndrome baby. The poster was responding to the blog item "Obama Town Hall Questioners...