Did you know that all cheap (inexpensive) Navigation chips are subject to interference from Helium. That's correct; Smartphones, Drones, Robots, and any other device that uses GPS can be disabled with a burst of helium. So next time the cops send in the robot, or a Boston Dynamics Dog, with a machine gun attached, blast some helium at the device to disable (I'm Joking of course! We all respect technology and Law and Order). 🏴☠️ 👻
Here is an introductory article for you to ponder:
https://www.ifixit.com/News/11986/iphones-are-allergic-to-helium