Notably absent from this piece is any attempt at an analysis of cost vs benefit. Furthermore, this piece does not address the misuse of the rules to keep legal

Notably absent from this piece is any attempt at an analysis of cost vs benefit. Furthermore, this piece does not address the misuse of the rules to keep legal businesses out of the financial system. The question almost never is "does this work?", but rather "is this worth the cost of doing it?" And nothing about the other use of AML rules: combating tax evasion.