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Huts made of straw and cattle dung aren’t a big advance over caves”
The structures you’re describing—nomadic pastoralist dwellings—were highly efficient adaptations to the specific environmental pressures of the Horn of Africa, just as the early ancestors of many modern European groups lived in structures that would seem primitive by today’s standards.
If you want to talk about assimilation, let’s talk about that—not about how you personally judge their ancestral housing.
The question is whether they can adapt to the values, work ethic, and civic responsibilities of an American society.
Historically, people from all walks of life have proven they can do exactly that, provided they are expected to meet those standards.
Yes, that's my point exactly. Sub-Saharan African societies are at roughly the same level of technological and social development as Europe was thousands of years ago, apart from the technology and other know-how that was imported to Sub-Saharan Africa by much-maligned European colonial empires.