You also can't hear kids playing two feet away in 40 year old cars, windows or not, because they are too noisy. And if you rely on hearing for detecting kids, e

You also can't hear kids playing two feet away in 40 year old cars, windows or not, because they are too noisy. And if you rely on hearing for detecting kids, especially two feet away, you're going to have a bad time, even with the windows down.