Krugman Yells 'Fire' in Crowded Arcade

If you him at all, even from blogging, you know that Paul Krugman is (oddly) an Arcade Fire freak.  You also know that he posts music videos on his blog on Fridays and sometimes at other times.  So it all comes together tonight with Paul posting not one but two versions of "My Body is a Cage," including this live acoustic one (plus "Wake Up"):