If someone defaults, you keep charging 4000% interest, and three months later "cut a deal" to have them only repay half of what they now owe, you've still recei

If someone defaults, you keep charging 4000% interest, and three months later "cut a deal" to have them only repay half of what they now owe, you've still received 125% of the amount they borrowed. I'm not sure about the exact numbers, but you can see how even defaults could be profitable.