I can???t remember the last time I sat in a theater so completely, fully understanding something the filmmakers were still dead certain I wouldn???t be able to grasp unless they shouted it at me a dozen more times. (I???m pluralizing filmmakers because, to my eyes, the movie is a product not just of Scorsese???s sensibility but of screenwriter Terrence Winter???s.) To quote Kate Winslet???s joke a