Earlier quoted context omitted.
I'm not arguing for what is a majority. I'm talking about the large portions of Africa that still live in a hunter-gatherer situations in mud huts.
Africa comprises an entire continent. There are not large portions of it (or "large swaths") where people still live as hunter-gatherers living in mud huts, for any reasonable definition of "large portion."
I'm sure those relatively voiceless cultures will appreciate your minimization of their contribution to the peoples of Africa.