I just received my copy of Final Cut, and will watch it tonight, so I can't comment on the film itself; but here's a press conference from yesterday involving Dylan Avery, Gordon Ross, and Tim Sparke:
http://www.youtube.com/watch?v=m7Q3QkfRSz8
It's good to see Dylan admit publicly he made some mistakes with versions 1 and 2 of Loose Change. I credit him with being open to revisions, and with being able to admit mistakes, unlike the debunker crews who assault him and his film daily without admitting where they themselves have erred.