There are plenty of real power plants connected to the internet today in the form of virtual aggregations of large batteries. In a decade there will be gigawatt

There are plenty of real power plants connected to the internet today in the form of virtual aggregations of large batteries. In a decade there will be gigawatts of them online, so let's hope those companies take security seriously because it'd be simple to break things with the instant availability of several gigawatts on some circuit.