On the timescale OP is talking about there is a decent chance users won’t have to move their hands/fingers at all. https://techcrunch.com/2017/04/19/facebook-b

On the timescale OP is talking about there is a decent chance users won’t have to move their hands/fingers at all. https://techcrunch.com/2017/04/19/facebook-brain-interface/ https://techcrunch.com/2017/04/19/facebook-brain-interface/ AR would replace the display, not all input mechanisms.