There's a company that just launched out of Y Combinator — the most prestigious startup accelerator on the planet, the one that funded Airbnb, Stripe, and Dropbox — called Ornadyne. They build drones that look like birds. Not kind-of-like birds. Actually like birds. They flap. They glide. They make bird sounds. They fly in the irregular, unpredictable patterns that birds fly in — because that's specifically what defeats every drone detection system currently on the market. T