> Speed is almost irrelevant given the different masses involved. A healthy 30-year-old pedestrian has a 97% chance of surviving a collision with a car traveli

> Speed is almost irrelevant given the different masses involved. A healthy 30-year-old pedestrian has a 97% chance of surviving a collision with a car traveling 20mph. At 45 mph that same 30-year-old's chances of survival are worse than 50/50. https://gizmodo.com/how-likely-you-are-to-get-killed-by-a-car-depending-on-1778993900 https://gizmodo.com/how-likely-you-are-to-get-killed-by-a-ca...