Banks find AML "Ineffective" because the premise is erroneous. KYC is a sham because bankers don't actually know their customers and checking that you have a valid ID before you can open an account has no value . Criminals, or their straw men, have a valid ID. To detect crime you need detectives to investigate crimes. The transaction record by itself means nothing because the banks have no way to know what any of the…
Even if a piece of information isn't informative on an individual basis, it might provide improve the performance of a model that combines it with other inputs. You don't need to posting about doing crimes for your FB profile to be useful for risk assessment. Your connections or other posts (e.g. about how some emergency means you're suddenly short of cash) could contribute to an elevated score. The proposal doesn't…
Putting this burden on banks is a thing pretty unique to the US. Not sure why anyone would be surprised to find out this does not work.