Maybe I'm old fashioned but one of the biggest barriers for me adopting VR/AR is there isn't a socially acceptable way to "duck out" of a VR experience you're just not into. I've been given a couple of demos of headsets by friends and more often than not by the end I feel trapped -- you're strapped into a thing that fully occupies your visual field, yet it's obvious and socially awkward when you take it off. And your…
You’re describing a situation where you’re physically co located and someone is giving you the only headset? I don’t get it. Why not just tell them? What do you do if someone hands you a controller for a tv game equivalent?
I'm not the GP, but as they said you have all your other body language for communication. In VR-world, you have your eye direction and hands - not even your full eyes, with all the muscles around them that may communicate more than anything else on your body. I suppose you could flip them off. :)
It's an interesting point about how VR avatars, for all their 'presence', are very limited. VR video chat seems much better.