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Where Do the Children Play?
(unpublishablepapers.substack.com)
Declining childhood independence over the years (%):
Driven less by internet brainrot, and more by media "stranger danger" as well as loss of wild spaces near homes for kids to roam and explore unaccompanied by an adult
The whole article is worth a read
It's up to the adult answering the question. I would say that alone is alone.