Since the first electric car silently rolled onto the street, ‘range anxiety’ has been a primary concern for customers – particularly in large countries like Australia.

Running out of fuel is not unique to electric vehicles, but vehicle owners are definitely more concerned about it happening to their ecars – either because ecars require special charging stations, it is difficult to recharge if the worst happens, or because we’ve been conditioned to panic about electronic devices via more than a decade of dead phone batteries…

Whatever the cause, ecar manufacturers have gone to great lengths to extend their advertised range through technical...