Motorcycle taxis – often called boda-bodas in East Africa and okadas in Nigeria and parts of West Africa – serve as the primary mode of transport for millions in Africa. Now, Chinese investors are pouring funds into the continent’s multibillion-dollar two-wheeler market, driving an energy shift from petrol to electric power. The investors supply essential components and batteries for local assembly, while supporting infrastructure such as battery-swapping networks to ease the transition. Last...