Earlier quoted context omitted.
No, I was stationed as security for a PsyOps team in Gardez, Afghanistan for four months in 2003.
Sounds like one particular viewpoint that, while somewhat relevant, doesn't actually shed much light into this vastly different (both geographically and temporally) situation. Don't close your mind just because you know of one instance of the thing being discussed; you anchor yourself to a specific point in time.
Person with zero experience lecturing someone who actually performed the role, in service of the country, is such a HackerNews thing.
Bonus points for referring to their real-life experience as "somewhat relevant".