I got back from Los Angeles last night and my head is still spinning. I’d move there again in a heartbeat. There are three great cities in the United States: there’s Los Angeles, Chicago, and New York – in that order. I love Boston; I even love Denver; I like Miami; I think Washington DC is habitable; but Los Angeles is Los Angeles. You can’t compare it to Paris, or to London, or to Rome, or to Shanghai. You can interestingly contrast it to...