> Btw, these lists are csv files often...some sophistication.

And surely this critically sensitive data is not left on a shared location with loose permissions, or sent around as an email attachment, right? ...right?

I'm worried about the ability of this data to enable authoritarianism and I'm also worried about it being handled by those with the competence of the average government official.

"Never blame on malice what you can blame on stupidity", however the problem is government has both of those in spades.