It’s true that two wrongs don’t make a right but it’s also true that the smaller you are the more likely you’ll get stomped. And that’s exactly what happened here.
He may nore have liked what was going on behind him but a guy on a scooter is much more exposed than a guy in a car.
So the guy in the car takes chase and eventually knocks him off his scooter. One guy to the hospital and the other to jail?