I've wanted to believe in breakthrough battery technology so many times and been let down. I'll wait until it hits the market before getting excited. Even this article is pretty vapor-ish:

The world’s second largest carmaker was already pursuing a plan to roll out cars with advanced solid-state batteries, which offer benefits compared with liquid-based batteries, by 2025.

Then a little further down:

The company expects to be able to manufacture solid-state batteries for use in electric vehicles as soon as 2027

I'm waiting for the,"By 2030 we'll definitely be able to use these batteries in our 2035 models. You'll see this in 2040 and the sky will open up with sunshine and birds will sing."