I would have make some researches about what you posted, but my findings would be of waste because I can not remember the last time I used fiat to deposit or withdraw on a gambling site. I used crypto for deposit. Bitcoin and other cryptocurrencies makes this easy, all the gambling sites that have announcement thread on this forum are all accepting cryptocurrencies.
I can't agree more with you. Crypto gambling makes everything more simple and easier.
In the last 10 years, I have only one fiat deposit... I wanted to try 888 and their poker. So I have the same feeling that researching about this would be a waste of time because I don't use fiat for gambling. And I don't have any plans to go back to fiat gambling casinos, or to fiat deposits in crypto casinos.