&gt; 1. The battery is where most development happens and where it&#x27;s most needed. So you don&#x27;t have to worry about your car getting too old too fast. Just get fresh battery.<p>Isn&#x27;t the situation more like, current battery technology (lithium) has only seen small incremental improvements for a while and apart from cost reductions there isn&#x27;t anything major on short-medium timescale coming up.<p>You can still put in a new battery around the 10-15 year mark of course even with current cars, with hopefully a fraction of today&#x27;s cost.