I'm not a lawyer, but I believe you could argue that such a statement was intended to keep people from doing charge backs or demanding refunds. In any case you

I'm not a lawyer, but I believe you could argue that such a statement was intended to keep people from doing charge backs or demanding refunds. In any case you probably have enough to begin discovery, and given the cost of a lawsuit and the embarrassment of what that might uncover, the people behind the company may decide it's easier to settle.