Billions of $$ spent but they didn't make a simple math.
Human brain will never accept VR. Being an ignorant has its costs.
I read these 2 books and since then I strongly advised against VR. It won't work because our brains reject conflicting impulses.
https://www.amazon.pl/Brain-Story-Yo.../dp/1782116613
or
https://www.amazon.com/Incognito-Sec.../dp/0307389928
I posted a few times here on GFY about that. Nobody cared and still nobody cares:-) I hope you didn't invest too much in VR.
