OPEN THREAD: Believe me, you can get all the tubes of Winsor & Newton paint you want in Cincinnati, but the artists keep migrating to New York all the same … You can see them six days a week … hot off the Carey airport bus, lined up in front of the real-estate office on Broome Street in their identical blue jeans, gum boots, and quilted Long March jackets … looking, of course, for the inevitable Open Thread.