[tomkinstinch]

It's understandable but unfortunate that Google has not been saying much about accommodating prescription lenses. Some of us wear glasses already and cannot wear contacts. Later releases may support custom lenses, it seems.

The accelerometer in it could be useful from a public health standpoint. Unlikne a phone in a pocket, the head is relatively stable. Glass could detect if someone collapses and then call for an ambulance.