Decades old and still completely relevant, "Culture of Fear": https://www.amazon.com/Culture-Fear-Americans-Afraid-Things/dp/1541673484/ref=sr_1_1?crid=20PNWTQG

Decades old and still completely relevant, "Culture of Fear": https://www.amazon.com/Culture-Fear-Americans-Afraid-Things/dp/1541673484/ref=sr_1_1?crid=20PNWTQGFTEVH&keywords=cULTURE+OF+FEAR&qid=1655818689&sprefix=culture%2Caps%2C2092&sr=8-1 https://www.amazon.com/Culture-Fear-Americans-Afraid-Things/... Also, in my experience older people just get more paranoid. I have seen it happen with family members who are otherwise pretty sharp. They get more wary or suspicious in ways that aren't very rational. Since that is a lot of the folk who hang out on places like Nextdoor, I can see how that goes. That's why you need diversity and young families in neighborhoods. It provides balance.