Other capacities are sharpened.
Urbanites don't notice or care about some things that people from small communities do see and take in an interest in.
But they make up for that by developing other skills and things to focus on.
It looks like the researchers didn't get to the bottom of that.
It’s just another way to live — no better or worse than any other way. Depends on the person.
On the other hand, the crisis that nobody seems willing to talk about is the rapid depopulation of many rural communities.
The other thing I’ve noticed as a city dweller is the influx of rural folks who are unsuited to city life and end up getting into large amounts of trouble.