One Dutch company controls 100% of the machines that make advanced AI chips. One Taiwanese company manufactures 71% of the world's semiconductors. And the materials for the next generation of chips - gallium from bauxite - sit largely in African soil. The question is whether Africa captures any of the value.

Africa is producing more AI-capable graduates than ever. And losing more of that capacity than it can afford. The Stack Sovereignty Test reveals why talent isn't just one of five pillars - it's the variable that determines whether all the others can be built. The window is open. It will not stay that way.