Green screen. You know it’s used a lot in the movie industry, but just HOW much? Often we associate it with crazy explosions and special effects, where actors are filmed against a green screen, and later inserted realistically into another background setting in post-production. But this video will give you an uncanny behind the scenes look at its pervasive use from action to the very mundane. Seeing how it works may just take a little bit of the magic out of movies, but it’s fascinating to see what we can do with technology these days.