There could be some leeway to initiative braking on following cars quicker with control loop similar to existing emergency brake assist systems [1]. These curre

There could be some leeway to initiative braking on following cars quicker with control loop similar to existing emergency brake assist systems [1]. These currently apply the brakes quicker and more powerfully than a driver’s foot when the car thinks it’s in an emergency situation. The same signal could be sent to following cars by the time the driver sufficiently engages the pedal. [1] https://en.wikipedia.org/wiki/Emergency_brake_assist https://en.wikipedia.org/wiki/Emergency_brake_assist