Follow our live coverage here.When the Strait of Hormuz first closed in March and oil hit US$120 a barrel, a very old question came back: is this finally the moment electric vehicles (EVs) take off for good – or just another false start?EVs have been here before. They surged after the 1973 oil embargo, collapsed when oil fell, and surged again. Each wave died when the external pressure eased.We think this time is different. The economic case for EVs is now improving on its own terms. This is because of what has happened to batteries, not because of the oil…