Virtual Reality Headsets Raise Very Real Concerns - NYTimes.com

A VR reality check

"More than a half-dozen virtual reality developers at Valve are crammed into a room, and they often have their headsets on at the same time, playing games on their own. “Rule No. 1 is if someone has a headset on and you don’t, it’s your fault if you get punched,” said Mr. Faliszek.

Mobile virtual reality involves other hazards. There are headsets already on the market that cradle smartphones in front of peoples’ eyes, using lenses and the screens on the devices to create 3-D images."

Virtual Reality Headsets Raise Very Real Concerns - NYTimes.com