You, and anyone following this, will know that this community has a strong, well defined and distinctive culture.
That you have to deny this undermines your case at once.

Of course criminality is an exception to the rule, but it is remarkable that there are so many exceptions to this particular rule.
So it has been remarked on.

I suspect, based on the testimony of knowledgeable people, that there is a cultural explanation.
You seem certain that there is not, but can not say why in any readable way (less than half a page).

You are also unable to give alternative explanations in any readable way.