I agree, and am more optimistic about AR being more than just a fad, but a new type of interface that evolves over different hardware mediums. AR isn't just a

I agree, and am more optimistic about AR being more than just a fad, but a new type of interface that evolves over different hardware mediums. AR isn't just a new interface with the user, but also a new interface with the visual environment around the user. This has many more degrees of usefulness than an accelerometer.