Move over silent era, step aside talkies, hit the road 3D. Now we have Duo-vision. Duo-Vision was by no means ground-breaking. It was just a promotional marketing term to describe split screen.
Move over silent era, step aside talkies, hit the road 3D. Now we have Duo-vision. Duo-Vision was by no means ground-breaking. It was just a promotional marketing term to describe split screen.