There has been much discussion in the media lately about the push to convert all domestic electricity meters to Smart Meters, accompanied by retailers encouraging customers to go onto "time-of-day" or "demand" tariffs. The thinking behind this move is to set price signals for electricity consumers to change their usage habits as the grid transitions to renewables. However, there has also been much discussion about the fact that "time-of-day" and "demand" tariffs are much too complex for the aver ...