The beauty of Africa is grandiose, and the potential excepting the upper third, is huge however it is quickly eroded by tribalism, corruption, uncle zoeee and his marriage to islam and their ability to relate to voodoo. Throughout africa the black heart and related corruption still prevails and their ability to get ahead is thereby limited.
The best thing that happened to them IS colonialism as bad an experience as it was. Look to Canada and Australia as examples of what colonialism can produce!