august on Nostr: Checkout the poor results from "mouse utopia": ...

Checkout the poor results from "mouse utopia":

https://sciencehistory.org/stories/magazine/mouse-heaven-or-mouse-hell/

Then consider mutational load over human generations with modern medical interventions. Wealthier people can afford more medical interventions, so it tracks with what you mentioned.

I think microplastics are likely a little sprinkling of fairy dust by comparison.