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I keep waiting for a commerical version of motion-tracking perspective-changing 3d on TV, but nobody seems interested in this space...

Wii Sensor Bar VR For A 3D Window Like Display https://www.youtube.com/watch?v=LC_KKxAuLQw

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The big change here for Looking Glass is GROUP 3D. Everything shown above tracks a single person at a time.

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/

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