[pmezard]

As someone not immersed in US media slang, I do not know what "pig butchering" is (or at least that is not what is meant here) while I have a fairly good idea about "romance baiting".

That is probably not why Interpol wants that though.

And I agree with you about the other examples.

[hooverd]

I thought it involved pork. Clearly these people aren't paying for a quarter cut they won't receive.

[kmoser]

The scam, and the term to describe it, is believed to have started in China, so the phrase is not American.