[jiggy2011]

True, something of that magnitude would probably change expectations. But what if you are just a good software developer or something like that?

The policeman example is interesting, what happens in a society where a policeman is trying to be taken seriously and discourage you from some activity you are doing but your glasses automatically recognise his face and say "hey, I see you are being harassed by the police, these naked pictures leaked by his ex-wife might be of use to you".

[politician]

A more useful feature would be for the device to automatically stream video to an off-site location whenever it recognizes a policeman, badge, or vehicle.