Karl connected the repeater and stepped back. Fifteen seconds later, the window exploded. His breathing spiked as tiny drones swarmed through the hole. Pushing down images of neat holes in foreheads, he sent a message to all his contacts calling the President ugly.
The swarm drifted randomly as his contacts responded. He was right: no matter how good the machine learning was, social media tracking was useless if your desired targets only used strong encryption.
Which meant that only ordinary people, people like his mother just wanting to ask if he was caught up in that “robot thing”, got hit.