>>271998051
they don't understand what they're looking at. They think the head tracking is happening because the player is moving a joystick. 
The only way to really show them is mixed reality videos. 
literally every retard I stick a hmd on the first time is like "how do I duck??" "how do I dodge??" 
And I want to rip my hair out. "MOVE YOUR BODY" 
The ohhhhhhhh that escapes out of them followed by "that was amazing!!" makes it kinda worth it, but it's sad that we have to go to such lengths to explain it.