A wonderful example of confirmation bias. "Oh, look, box office revenues are down... except for the blockbusters where the big studios earn their money, those got a shot in the arm. But we'll still go with 'hurts revenue'.
Link to the academic paper.
"Piracy and Movie Revenues: Evidence from Megaupload" <a href="http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2176246" rel="nofollow">http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2176246</a>