This might not be a tech or business problem. Remember Google tried AR with Glass -- decent hardware and UI -- and ran into an uncomfortable social valley, eg

This might not be a tech or business problem. Remember Google tried AR with Glass -- decent hardware and UI -- and ran into an uncomfortable social valley, eg "glassholes". Turns out people don't want pervasive video recording in every social situation. That said I think there are still unexplored workplace markets like medical, mechanical etc. There seem to be a very, very small number of consumer applications: heads up nav display for bicycle/motorcycle operators comes to mind.