I see what you're saying, but that's a bit to simple. At one point, Western Europe was considered to be culturally backwards.
At any rate, most of Africa's problem is Marxism. Second, they lack the know-how. Even if the "know-how" could be shown to them, the only ones who would benefit over there are communist regimes.
Marxism is the foremost problem in African nations. That's not surprising seeing that every country that has practiced it produces poverty, misery, and death.
And it was indeed backwards. But they eventually extricated themselves.
At any rate, most of Africa's problem is Marxism. Marxism is the foremost problem in African nations
Are not the adoption of political philosophies (like Marxism) that run counter to human nature a sure sign of a people lacking "cultural resources?"