More likely, the banks would respond by being more vigilant at verifying the identity documents as valid before accepting the crooks word for it. So it might t

More likely, the banks would respond by being more vigilant at verifying the identity documents as valid before accepting the crooks word for it. So it might take a day to open an account (while the bank does the verification they should have done anyway), instead of five minutes, but the financial world would continue on as normal. And, this would shift the work onto the entity best suited to performing the work instead of forcing the work onto the victim.