We have long favored Facebook as the natural outlet for online movies, launched at the same time as theater openings. Movies go to the market during a particular week or weekend, different people can arrange to a watch a new movie socially – in other words with their friends – at a time which suits them and still be part of the social buzz around that movie. But increasingly Facebook has been looking at bringing Live content to its portal, and that means sport and this week it has cut a deal with US broadcaster Fox Sports to stream live matches from the UEFA Champions League in the US. This is very much what we call the “Discovery” way into…