Because every effort like this will have false positives and I don't think it's meaningless overall. If my goal were to change policy, I'd have addressed this to my congressperson, and reached out to Treasury, not talking about it on HN.
Did you not read his second paragraph? It's right there.
..and you think being polite is going to stop the powers that be from messing with him when he re-enters the country? Interesting...