units, the other side can only attack half the US forces at any one time (see summary in Report Preview). The implication was clear: swarming micro-
drones will become a game-changer, and will be financially viable in the face of (then) defense sequestration. Subsequently, and from a slightly different angle, David Hambling argued in Swarm Troopers that the abundance of cheap, powerful and rapidly-advancing dual-use components from the mobile phone industry will make micro-
drones and swarming capabilities easily available to non-State actors. The stark reality, Hambling argued, is that States will...