Unfortunately they are provably correct. Here’s an example and many such examples exist:
The system pays off for them. It probably took one guy like half a workday to make those skins and there are many thousands of whales who will buy them because they just might aswell, they like cosmetics and their bi-weekly ritual of spending 80 bucks on the whole store contents. It’s only 80 dollars once every two weeks, after all.
I’m not seeing an argument for why Fatshark should sell a customization system instead if THIS is what people pay for.