Based on the pictures, it looks like this thing sticks a few inches off of your face while worn.
I know - which is actually quite confusing. They can make a smartphone Less than 2 inches thick, and it has a camera and screen built into it, what makes this headset so special?
All of the processing power could be offloaded to the sides, like where it rests on your ears or heads, and the front (which is still going to be the bulkiest part) would be no thicker than glasses from the 80's.
*Yes I realize I wrote "heads". At first it was a typing mistake, but then I didn't want to be an insensative clod to siamese twins.