…yes, well, it’s quite common for people to pay others to do things that they could do themselves but would rather just do something else. That is kind of how the world works.
> Having to provide an address and a credit card
You don't usually complain about providing an address if the only factor is the payment/price.
I suspect the GP would have been fine paying if they had an extremely low-friction payment system (e.g. one-click).