I'd speculate as to causes, but thass' raciss'...
“Anyone care to point out that there is not ONE functional, even vaguely honest government on the the whole continent of Africa?”
It isn’t in Africa but the Bahamas (Predominantly black nation) waves hello at you. The place has issues but you can live there and the government probably less corrupt than some (Democratically controlled)US states.
Angola has emerged from its communist nightmare and is actually attracting Caucasian immigrants from Portugal and Brazil.