I would say that if you're into taking pictures, then yes you'll want a good dedicated camera, but for 99% of people just snapping when out in pubs etc. to post on facebook, they're not going to be bothered about anything more than you can get on a phone, and they always have them in their...
That would be logical, but it seems whenever it comes up on here, the people who have it already seem rather ambivalent about it, and not just re the glasses I think. If it was a tech that was going to become the norm, I would expect people to rave about it, but I don't recall anybody doing that...