Across the African continent, the relentless spread of networks, sensors, artificial intelligence, and automation is driving a revolution to an unknown destination. Emerging technologies such as CCTV cameras with facial recognition systems, drones, robots, and “smart cities” are proliferating. Digitization is improving government revenue collection and curbing corruption. Cameras and facial recognition technologies are helping authorities respond to terrorist attacks. Drones are delivering life-saving medical supplies. Yet with each advance there is a cost. Sophisticated malware enables novel forms of criminality, surveillance technology powers new tactics of repression, drones unleash the prospect of an autonomous weapons arms race.