The problem is that they are building these wherever they can without any consideration for how they are affecting the communities.
The noise concerns are common because they build them in areas without enough electric capacity.
The water concerns are real, not because of some paper or because the water usage is incredibly high but again because they built them in locations that don't have enough of that resource.
The tax subsidies were negotiated in bad-faith, essentially lying about the number of permanent high-paying jobs they bring.
Even rural localities in blood-red states are opposing datacenters. Noise, water electricity usage coupled with few permanent jobs and little tax-income due to subsidies have made them unpalatable to many.
Humans are more likely to make small mistakes but the internal consistency check is pretty good at catching large errors. On top of that, fudging numbers to make everything add up is not something humans do (not unintentionally at least)
The problem with LLM's is that they could work correctly for months and years and then do something egregious which will will go unnoticed because of the misplaced trust one develops on a system that "just seems to work." Get flagged for an expensive audit and there go all the savings and then some.
I don't know if it's "birth control" but it will definitely let you know that "Plan B" is not considered "pregnancy-termination" it is still legal in all States.
It's just a smart business decision that allows their models to compete and gain market-share against much pricier private models. No philanthropy there.