In retrospect I see it as ahead of it's time. The idea of "place a computer readable label on things to send you to a special website (etc)" is still alive and

In retrospect I see it as ahead of it's time. The idea of "place a computer readable label on things to send you to a special website (etc)" is still alive and used today in the form of QR codes. The hardware problem ended up solved by convincing everyone to carry a computer in their pocket and image recognition, but the central idea is pretty much unchanged.