you've probably heard the name sanford wile or sandy wile. he's to wall street bankers say to what jerry seinfeld is to sitcoms. if you don't pay much attention, he's the one you have probably heard of. he used to run citibank. he got real ark really, really rich doing it. today on cnbc, he said that the united states government should break up the big banks. you know, the big banks like citi which he ran. imagine jerry seinfeld saying there should be no more primetime sitcoms or tony bennett saying there should be no more crooning. that leads us into the ezra klein challenge where i try to explain complicated stuff especially in the economy that seems at first chance a little