The gist of it ... "The system uses a camera to track the motion of raindrops and snowflakes and then applies a computer algorithm to predict where those parti

The gist of it ... "The system uses a camera to track the motion of raindrops and snowflakes and then applies a computer algorithm to predict where those particles will be just a few milliseconds later. The light projection system then adjusts to deactivate light beams that would otherwise illuminate the particles in their predicted positions."