One argument that gets thrown around online regarding electric vehicles is that their high-voltage batteries – the thing that provides energy to the electric motors – will be more or less dead weight in about a decade, making them unworthy rivals to gas-powered cars.
While this may have been true before the turn of the millennium, advancements in battery chemistry and thermal management have greatly increased the longevity of lithium-ion packs to the point where they can be used for longer than ever before.
