[krenzo]

LOL, what? There are indeed 3D displays with eye tracking built in that do this. I was just at Display Week expo last week and saw a handful of new models, and they've been around for years.

Innolux booth at Display Week: https://youtu.be/Tapm05Zwokc?t=268

A Chinese OEM also at Display Week: https://www.youtube.com/watch?v=Y_ZBIC4VydI

Here's one built into an ASUS laptop: https://www.asus.com/content/asus-spatial-vision-technology/