A friend writes: “For my money the most revealing moment in last night’s debate came when Ron Paul asked John McCain a question. The question was suffused in Paul’s quasi-wacko, jittery-eyeball paranoia – it had to do with whether McCain would abolish something called the President’s Working Group on Financial Markets, which Paul seems to think rivals the Trilateral Commission and Council of Foreign Relations for sinister nefariousness. Anyway, McCain didn’t answer the question, at least not that question. But he did reveal a lot about the way his mind works when it comes to economic matters: