Electrical grids, traffic lights, highway signs, air-traffic control, and even hospital networks—they're the large-scale operating systems we rely on to make our lives easier and better. And believe it or not, they're all connected to the Internet.These web-connected systems are so diverse in what they do, they fall into a very nondescript category called the "Internet of Things" (IoT). You might have heard of IoT. It's the same term thrown around...
