Billmon is gone --- it seems that he was depressed at the futility of liberal blogging. An odd moment for that, shortly after the Democrats retook Congress, but I've always been somewhat skeptical myself how much the blog thing really amounted to. But, aside from netroots fundraising numbers, I have seen evidence that someone thinks left-wing online activity has lasting significance. Amid politically inspired art from Daumier, Manet and Picasso, the Harvard art museum's show "Dissent!" boasts a proudly framed printout of sixteen strips from Get Your War On.