In New York on the last day of an American tour, absorbing the demise of Yankee Stadium and maybe of Wall Street as we thought we knew it, Zizek’s talk is a blast-furnace but not a blur. The theme through all Zizek’s gags is that the financial meltdown marks a seriously dangerous moment — dangerous not least because, as in the interpretation of 9.11, the right wing is ready to impose a narrative. And the left wing is caught without a narrative or a theory.