They didnt have to deal with negligence laws. Modern parents probably spend most of their time eliminating small tail end risk. Kids need way less supervision if you're not trying to six sigma survival rates.

I’m only ancient to the young, but I was out of the house with friends most summer days. Any of the moms, if home, could help us out with door or drink and I’m sure they watched a bit. There were a lot of kids 9n the row house blocks…