The patent mentions this system a few times, and it sounds like they moved away from this model due to mainly cost/benefit and scale up reasons. Laser pico proj

The patent mentions this system a few times, and it sounds like they moved away from this model due to mainly cost/benefit and scale up reasons. Laser pico projectors are certainly an easy way to do this, they're literally just a laser aimed using a mirror and you can steer a beam exactly where you want it. I'm surprised they're not hacked on more as they're probably one of the coolest gadgets around technology wise.