In this issue we look at the possibilities of artificial intelligence in power trading. We frequently discuss the possibility of a ‘smart, flexible’ system that would see innovative companies take advantage of immense new sources of data on user behaviour and appliances. We look forward to the data-driven options that will empower consumers and offer them a world of new opportunities. Most important, we discuss how rich data sources can do this and at the same time make sure the energy system – and along with it industry and society as a whole – is being decarbonised.