..and Abichandani is reported to be an actual academic (in drone swarming technology) at a prestigious university that is local to the observations, not an enthusiast or politician!
In next room, I have a nearly 100yo man who, in a small group of people using computers with (literal) core memory, invented the technology, satellites and delivery systems to do Reconnaissance from orbit and more importantly, to spot the first signatures of arial weapons systems, yet downvoted here in the dystopian future when I merely correct the peanut gallery for spreading obvious fiction that America's ability to spot drones does not go back further than 20 years (or that the internal proprietary code of the latest ESP32 series Chinese MCUs has the well known ability to receive firmware updates via RF, even from Chinese balloons, Chinese LEO Starlink competitors and yes, drones).
Then this article goes on to speculate about scary things.