Probably because it does two things: 1. Positions this as a product that is for "normal" people, not the stereotypical silicon valley techie (a la Google Glass

Probably because it does two things: 1. Positions this as a product that is for "normal" people, not the stereotypical silicon valley techie (a la Google Glass) 2. Makes it seem easy to use, the "even a little kid could use it" effect.