The next time you are strolling through Covent Garden in central London and stop to see a performance of a stand-up comedian or try one jacket potato to kill the appetite, Think of the butterfly paradox. Yes, the one that says that the flapping of a butterfly's wings—for example, the mountain lion—anywhere in China can cause a storm on the other side of the world. In this case, however, the hurricane in Texas—or in London—is caused by the terrifying noise of drones flying overhead. fly over and explode over Ukraine, not that of any butterfly.