The risk is 0.001%, and it brings in 30% (or whatever) more business. This has nothing to do with trust, it's a simple equation.
It does seem like there are some people here who think they know how credit cards work but actually have no idea.
Further, "Annual Ecommerce Revenue Spent to Manage Payment Fraud" was 9% in Europe, 12% in Latin America, and 15% in APAC. It was only 5% in North America.
[1]: https://merchantriskcouncil.org/resource-center/surveys/2021...