Electricity is powering a growing portion of global economic activity. At the same time, it is the ultimate just-in-time commodity. These are only two of many reasons why the governance of electricity systems is so important and complicated. For your electronic gadgets to work, electricity needs to run at a specified power line “frequency,” which is the number of oscillations of alternating currentAlternating Current (AC) (AC) in a synchronized grid. In the U.S., power line frequency is 60 Hz.