Battery cars aren’t new technology, it’s actually older than gasoline powered vehicle technology . I’m sure there’s an old photo of horses pulling an early electric battery carriage/car out of the mud too.
Battery cars had their growth, and demise many years ago ending when Henry Ford showed the country he could make a gasoline car for 1/3 the price of a battery car. Some things never change
What we have now, is a resurrection of battery cars by government mandates, not by choice of the public because of a more convenient transportation type.
We have gasoline cars now, that can go 45 miles on a little 7 pound gallon of gasoline, and do it with amazing little emissions. Now that’s some technical advancement