Next step, goodbye monitors.
It's just a short step from sending visible light to a blind persons vision center of their brain, to broadcasting signals to the visual parts of anyone’s brain. Just think, monitors, TV, movie theaters will one day be obsolete. For get the Holodecks of star trek. One day visual and audio signals will go directly to our brains, eliminating that old fashion equipment. The potential to immerse ourselves into fictional stories will change the entertainment world.