>That may be true for some people or not true for
>other, but for most there is a more immediate cause -
>lack of transportation.
But that hasn't changed. When I was growing up, we were outside on our own all day, from a fairly young age - and my mother was far stricter than average (the term of art is "hypervigilance of paranoia"). 40 years later, it's lockdown suburbia. It was all cars then and now.
Doug