Consumer grade drones are already being used in combat in the middle east: https://www.militarytimes.com/news/your-military/2017/01/11/isis-using-small-drones-t

Consumer grade drones are already being used in combat in the middle east: https://www.militarytimes.com/news/your-military/2017/01/11/isis-using-small-drones-to-drop-bombs-on-iraqis/ https://www.militarytimes.com/news/your-military/2017/01/11/... (All the better sources for these stories are paywalled, so have fun reading them)