Except that there are still something like 300 marines in Kabul.

And they'll remain until the State Department gets scared and leaves. BTW I spent almost two years in Kabul and was friends with the Marines at the embassy there at the time.

You seem knowledgeable on the topic and have firsthand experience. Would you mind answering some of my questions here [1]? I'm genuinely curious.

[1] https://news.ycombinator.com/item?id=28099710