On 01/05/2021 19:00, The Natural Philosopher wrote:

What enormous strides? The energy/weight figure for battery is still
light years behind petrol.

Bill
No, not light years, about 50%,

That doesn't equate with a vehicle's range with a tankful of petrol
compared to a battery full of leccy. And the battery weighs a lot more
than the petrol.

Bill