More likely it’s GS trying to cut down on their risky investments given the current economic situation. These unsecured 0% internet loans are very risky for banks and have absolutely no reward, and since banks are tightening up their credit card lending this is a good way to cut that down without lowering credit limits or denying applications. Lower sales in this case is exactly what they want - the number of people skipping the 15 because of this is low enough that the decreased risk is worth it for Apple and GS