Inside a soundstage once used by silent film stars Charlie Chaplin and Mabel Normand, Hollywood executives, actors and filmmakers sipped cocktails as they marvelled at what some say is the biggest breakthrough since the talkies: AI-generated video.But whether AI will be the future, or the end, of cinema is still up for debate.It was only two years ago that actors and writers shut down Hollywood with strikes demanding protections from AI. Now the technology is controversially creeping into TV, mo...