Well actually, the Hobbit preview wasn't shaky, it was smooth -- maybe too smooth -- and that's the point. "It does take you a while to get used to," Peter Jackson has admitted, referring to the surprisingly fluid motion of his 48 fps movie footage. But is he right to think audiences will even give it a chance? The launch of high frame-rate (HFR) cinema is surrounded by publicity in the run-up to the Hobbit's debut on December 12th, but it equally has a lot going against it. For starters, the film's 48 fps preview