From city trash cans to fish tanks and just about everything in between, IoT, or Internet of Things, is growing fast. Currently there’s an estimated 8.4 billion connected devices, however by 2020 this is set to reach a staggering 20.4 billion and total spending on IoT will reach almost $3 trillion. Put simply, IoT refers to the interconnection via the internet of everyday objects that can send and receive data. Want more information? Take a look at this infographic that explains IoT in 3 simple steps.