that is, in fact, slamming on the brakes. your estimate of 200+ft over 4 seconds, assuming perhaps a low highway speed of 60mph, is faster than many cars are ca

that is, in fact, slamming on the brakes. your estimate of 200+ft over 4 seconds, assuming perhaps a low highway speed of 60mph, is faster than many cars are capable of stopping, even assuming zero reaction time.