James Cameron is always on the brink of revolution. Really, the dude needs to take a breather. At this year’s CinemaCon, the tech-centric director couldn’t shut up about 3D, faster frame rates and improved camera systems while everyone around him was salivating for a detail or two on his plans for the Avatar sequels. Forget that — there are shutter speeds to be discussed! We’re all about Peter Jackson hyping The Hobbit shooting 48 fps on RED digital 3D and legendary effects guru Douglas Trumbull heading back to directing with a tech-first approach, but at some point, isn’t the equipment standing in the way of great storytelling? We’ll give the benefit of the doubt to these three men, but whether any of their advancements are really “the future of movies,” won’t be known for a few years. Unfortunately, just because you’re brilliant and you say something is awesome…doesn’t mean it’s awesome. Here’s a look back at some of the other “game-changing” inventions that were supposed to change the way we watch movies, but never really picked up steam.