When it comes to the technology allowing robots to kill people without the need for a human to guide them, as George Allen, the late coach of the Washington football team, now the Commanders, said, “The future is now.”

If there were ever any doubts, the lessons from the war in Ukraine have erased them. The real-world battlefield has become an incubator for the cheap, deadly efficient drone technology that’s being compared to the crossbow, gunpowder, and airplanes for the transformative effect it’s having on how wars are fought now and will be in the future.