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‘It went nuts’: Thousands join UK parents calling for smartphone-free childhood
(www.theguardian.com)
This is a most excellent place for technology news and articles.
I was with you until the "construction site and under the bridge" bit. It definitely takes a bit of imagination, but I'm not sure not wanting your kids to play on a site which requires the use of hard hats classifies as being "anxious"
Alternative would be garages roofs, which can be more dangerous.