The EU method is to 'advise' dropping speed remotely. The NYC method is to physically slow the car. I am all for making USA car driving safer, some of the wors

The EU method is to 'advise' dropping speed remotely. The NYC method is to physically slow the car. I am all for making USA car driving safer, some of the worst driving I've seen anywhere, but how does the NYC method work in an emergency and the car really needs to accelerate?