If you look at all the millions of years they have occupied that continent show me all the civilizations they have built. Show the inventions. Show the culture.
Aint happened.
Show me where they created organized systematic farming. Show me the wheel....
Didnt happen
Prospects for the future? They have to learn from western man. Simple. Maybe the Chinese. But if you look at the history of the wheel, they were way behind the west as well.
Actually, A large part of south Africa around Johannesburg never had a black population until AFTER The white settlers inhabited the place.