There are many users and submissions here that can give you context on how difficult it is to implement technical controls on global banking customers. However,

There are many users and submissions here that can give you context on how difficult it is to implement technical controls on global banking customers. However, you also have an active conspiracy imagination. If you aren't sure why cartels are being mentioned then I suggest you click the Reuters post were discussing. The one that talks about lax controls 17 years ago