With  his first feature Lady Macbeth in theaters in the U.S. and Canada, it's the perfect time for director William Oldroyd to drop in and talk about his fascination with Michael Haneke's Cache, the 2005 thriller in which Daniel Auteuil and Juliette Binoche are tormented by an unknown stalker with a very patient camcorder. Your genial host Norm Wilner has never owned a video camera, honest.