Film and Video magazine is running an extensive article on the use of HD video in Star Wars Episode III Revenge of the Sith. VFX Supervisor John Knoll and HD Supervisor Fred Meyers discuss such topics as capturing 4:4:4 RGB (10 bit gamma), blue screen extractions, their experiences dealing with HD, John Knoll's career and the technical innovations of the Star Wars prequels.
Among some of the tidbits of info it mentions that John Knoll supervised 1,700 of the 2,500+ shots produced for the film. You can read it here:
Originally spotted on VFXBlog.com.