Perhaps it's a head mounted display and all that geometry, the desks and walls and stuff on the desks, is built into the game level. If they really have a holog

Perhaps it's a head mounted display and all that geometry, the desks and walls and stuff on the desks, is built into the game level. If they really have a holographic display that's super thin, it seems like the rest could be hacked around. As far as the grunting, how is it any different than having a Nerf gunfight or pingpong or whatever people are into at the office?