my80thaccount

Those are both just opaque values, if you wanted to gsub them it would be exactly the same.

I think they're ignoring it because in practice it is not much of an issue.

This is a really bad look, but I would think that if opsec is important to you, you won't have your proxy configuration in application level settings of a Python app. I think the people who would be concerned about this use system wide VPNs or seed boxes.

Society evolves into communism. These are just the complications of late stage capitalism where we are still trying to patch the leaks. But, as you alude to, it is impossible to have a capitalist system where the commodity (sharing files and data) has zero cost or value.