What Thomas is hinting at is that these products are unprofitable for the payment processors. So it’s not even that the controversy is not worth the effort. It

What Thomas is hinting at is that these products are unprofitable for the payment processors. So it’s not even that the controversy is not worth the effort. It’s that it literally costs them money to deal with. The sex taboo may not make sense, but it exists. And it makes people behave in ways that creates problems for lending to them, specifically fraud and chargeback rates are demonstrably higher.