Is Thierry Guetta/Mr. Brainwash Merely a Banksy Product?

Most of the joy of street artist extraordinaire Banksy, well beyond his sometimes all-too-familiar artistic critiques of society’s ills, is when he does something you’re never quite sure is for real or not. Such has become the case with Exit Through the Gift Shop, his directorial debut which was all the rage at Sundance, despite what you might believe about his distribution deal for it. This week, the NY Times questioned how authentic the movie was, after it had started screening recently in New York.