Quantum Electric Scooter. If we look at the light from the laser pointer, it exits the tip on the laser pointer and moves in a straight line until it hits an obstacle and scatters (or hits a mirror and bounces). Some technical revolutions enter with drama and also a bang, https://topazdirectory.com/listings12751316/quantum-black-helping-the-others-realize-the-advantages-of-quantum-theory