How Green Screen Worked Before Computers For those of us who grew up in the age of CGI, green screen is just “a thing that computers do”. But how did effects like this work before the age of pixels? With the help of some suitably shiny graphics, here’s a quick summary. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts 3 Reasons Why We Are Living in a Simulation Should We Bring Extinct Animals Back To Life? Why It’s Almost Impossible to Hold Your Breath for 24 Minutes The Many Worlds of the Quantum Multiverse What The Future of Transportation Looks Like Why Is Yawning Contagious?