For years, technologists have talked about the coming age of IoT, or the Internet of Things. And it’s finally here. For every person on the internet doing work or being entertained, a multitude of machines are automatically reporting device location, temperature, speed and other status data online. About 4 billion people use the internet. But that number is dwarfed by the roughly 12 billion devices sending data over the internet, often with little or no human intervention.