There's no good reason for KYC to take days. It's perfectly reasonable for the party receiving the funds to ask for a proof that the money didn't come from hum

There's no good reason for KYC to take days. It's perfectly reasonable for the party receiving the funds to ask for a proof that the money didn't come from human trafficking. But that should be a fully automated process in most cases, and no one but the receiving party should have anything to say.