Armando Iannucci is the creator of Veep and The Thick of It and the writer and director of In the Loop . Those, you'll note, are all contemporary political satires. Iannucci's new movie, The Death of Stalin , is set in 1953 Moscow and tells a true-to-some-degree version of the story of, logically, Joseph Stalin's death. Historical period piece or no, The Death of Stalin is still utterly recognizable Iannucci: it's funny, it's filthy -- it's mostly about the incompetence of the powerful. And, at