Earlier quoted context omitted.
"it's now commonly suggested" a lot of things are commonly suggested today that have no basis in reality or no representation in real history. This is no different than Ancient Aliens where all of history is changed to be full of Aliens. Creating what you want to see out of scant evidence to support the claim. "Connecting the dots" to say what you want. Taking history and deciding that "race" is the reason something…
So how do we have a 7000 word essay which sidesteps that claim without providing a better explanation. One of the claims in this essay is that noses were removed by early Christians to discourage polytheism - if so, then why do ancient Greek gods still have their noses? Whatever academic reason you can come up with, noses were ultimately targeted because someone with political power or some group of people specifical…
Also, you may be thinking that because Egypt is in Africa, its people in 2000BC were African in the colloquial sense of today. That's far from obvious, the Sahara is wide. Although the upper Nile reaches some way across it.
I am lazy to dig for references, but IIRC the status from ancient DNA was that the fraction of sub-saharan african descent in north africa has increased slowly over the last 2000 years or so, to maybe 10% today? I don't know whether such DNA tends to represent the elite (as you might expect statues to do) or not.