Until the ergonomic radically improves, it will be a niche device for enthusiasts.
IF they manage to produce some AR device that 1) you almost won't notice you are wearing 2) it has pass-through light capabilities so being real AR and not VR mimicking AR, THEN it can get mass-adoption, at least for office workers or to replace big TV screens.
IF they manage to produce some AR device that 1) you almost won't notice you are wearing 2) it has pass-through light capabilities so being real AR and not VR mimicking AR, THEN it can get mass-adoption, at least for office workers or to replace big TV screens.