I think this isn't a solution.
If they delete all KYC information after verification some humans will start using IDs two or three times to pass KYC verification, people will be the problem here.
It's best they either scrap KYC verification once and for all or
The government force every casinos and crypto exchanges to start using a military grade data encryption that's near impossible to break into, stating that if you must run a casino or an exchange you must keep users data out of sight by using this security method.
This is the only thing I can think 🤔🤔🤔🤔🤔.
Either end it or put their lives on line guiding people's data, going big on security or go home, nothing more or less.
Sure anything that can limit the exposure of user's datas will be at the center stage to propagate the no KYC casino crusade, but what can become a come problem to casinos is that regulations will become tough for them.
How to detect double registration and limit multiple accounts that aim at abusing the casino bonuses and other benefits.