https://www.bbc.co.uk/news/uk-45652429
Obviously there are ways to cirumvent that but it seemed to help him.
I suspect it's harder to block these in app purchases at the bank level though, unless everything goes through Apple/Google pay and you block at that level
https://www.verspiel-nicht-dein-leben.de/spielsucht/spielers...
It's a blocklist that all licensed gambling companies in Sweden are required to respect. You add yourself to the list for a certain amount of time, and can't unblock yourself until that time has expired.
The government also set a maximum amount of 4 video game slots machines per store, causing the number of stores to go up by 3 or 4x meaning that after self excluding from one place, you will still walk past many others as you go about your routine. Thankfully this is now being rolled back, as they have set a maximum stake that means most of these stores will have to close down.