There will be new ways for humans to oversee their battle networks and communicate with their growing numbers of intelligent machines. It might start with virtual or augmented reality and could progress to brain-computer interface—the ability for humans to send commands to intelligent machines using only their minds. This seems far-fetched, but it already exists in limited forms. DARPA demonstrated in 2018 that it was possible for one person to control three drones using surgical implants that communicated that person’s brain signals directly to the aircraft. What’s more, the drones were able
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