I have been using Google Glass for about a year now. Here is what I have learned:

People will stare and murmur.

It freaks some people out.

It will start conversations.

Many will be fascinated with, and ask about, how it functions.

As I look back at the pictures I have taken with it over the course of a year, I find that I have a vast amount of photos where I am explaining to some curious soul about how easy it is to take photos with it via voice or tactile activation. Here is a small collection of those photos.