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John Carmack's Take on Mixed Reality
(i.imgur.com)
Virtual Reality - Quest, PCVR, PSVR2, Pico, Mixed Reality, ect. Open discussion of all VR platforms, games, and apps.
I haven't personally used it, but it is very much a thing in manufacturing, defense contractors at least.
It isn't cheap, but it let's them move employees between lines with little downtime and little training (the required skills were pretty set in stone though). plus it gives them the added bonus of tracking productivity on an unprecedented scale.