One sign of how wealthy New York’s contemporary art galleries have become? The luxurious ways in which they’re promoting themselves. “Each day’s mail seems to deliver a series of challenges and counter-challenges from the galleries that consider themselves in the upper echelon of the upper echelon. Instead of chest-puffing, ruffed fur or antlers, it’s paper worthy of an invitation from the White House. Conveyance by liveried coachmen would not surprise.”