The Importance of Vision Correction in Surround Sound

I had somebody ask me the other day, how do they make it so that you can, basically, it's like these things are right in front of your eyes. And my answer was that think about surround sound speakers and you've got seven speakers everywhere around you. And then Apple says, oh, you can just put these air pods in and it'll do surround too. Exactly. What they're doing is they want the light when it passes into your eye and hits the back to be as if it was light from the world, even though it's not. That's the trick. The idea here is that your eyes don't know where that light is coming from. All they know