But they cheated. They figured out that a “line of credit” with a “service fee” isn’t a “loan” with “interest”. A distinction without a difference to the vast majority of us, but when it’s the Catholic Church wanting to borrow money it’s enough.
I have no idea what you are trying to say.
The Vatican was among those who borrowed from the Fuggers knowing that they would be paying interest. They didn’t accuse the Fuggers of “cheating”.