At least for the browser, current AR efforts all fail short of having low enough latency to allow the projections to "stick" to the marker area when the camera

At least for the browser, current AR efforts all fail short of having low enough latency to allow the projections to "stick" to the marker area when the camera is moved. Another thing is the poor support for bigger, multi-marker areas. I wanted to create a local multiplayer game with smartphones rendering stuff on the ground but the current technology just isn't there.