Werner Herzog is a 63-year-old German misanthrope who philosophizes about the aesthetics of artifice. Why, then, has he been in newspaper headlines three times in two weeks? First, the filmmaker was inexplicably snubbed by the 2006 Academy Awards (even though his Grizzly Man is the best documentary since Errol Morris' The Fog of War). Then things got more interesting: On Jan. 26, Herzog saved Joaquin Phoenix from an overturned car in the Hollywood Hills. According to Phoenix, "I remember this knocking on the passenger window. There was this German voice