Traditional sportsbooks have your address, your phone number, your email address, and more info about you. Some sportsbooks sell your information to list creators. Those list creators sell the info to tout services that call you to get you on board with their plans.
You should already know this is same characteristics you have with banks, fiat casinos and centralized crypto casinos. Fiat casinos may not request for your picture but centralized casinos among other things requested may further ask to see your face which in fact is very discouraging. So what point are you making with this? I'm sure your link could be about a casino running on KYC.
What you should ask op, is that have he or she have any evidence were such claims took place, if their is any place where such take place op should give us the link to read and know by ourselves than making a emphasis that is unrecognized, if that is so concerning the claims of op bankers and banks would have be a multi billionaire, they will be selling people or their customers data to make business and money, I think the point of op is unrecognized because their is no evidence to backup it's claims