Nobody asked but …
There are shitholes everywhere. Some types of shitholes include anal, oral, territorial, conceptual, and so forth.
If we banned everybody who came from a shithole, at some point we will have eliminated life on Earth.
The natural process is to move toward non-shitholedness.
To shun people because of origins is the most crass sort of aristocracy. We have fought at least three wars, as Americans, to escape those who would return us to aristocracy.
— Kilgore Forelle