Even if you still crash, the extra second of braking time can take off ~10-15 mph [0], which at 60 mph V(t=0) is ~40% of the energy that would otherwise dissipa

Even if you still crash, the extra second of braking time can take off ~10-15 mph [0], which at 60 mph V(t=0) is ~40% of the energy that would otherwise dissipate into your car and the cars you hit. [0] https://copradar.com/chapts/references/acceleration.html https://copradar.com/chapts/references/acceleration.html