But what if you have limited space? [Fred Emmott] had about 30 inches behind his desk to work with, and shares what it took to make a green screen work reliably in a limited space. Even (and ...

For the green screen effect, studios could actually use ... There are a few other examples in the video, and the effects that [Tom] uses to describe these old techniques go a long way to help ...

Widely used in the early days of mainframes and minicomputers, as well as in the days of DOS, the character-based green screen gave way to the graphics-based interfaces of Windows and Mac.