How are they doing on driveable miles per charge? The last I heard it was about 200 miles.
There’s new aluminum battery technology that looks very promising in its prototype stages. This UK article describes it.
I wish I had a dollar for every promising battery technology I’ve seen over the years.
From your link:
At present, he says, the battery’s energy density is limited by the bulky AlCl4- ions. ‘Hopefully this work can really open up more research in this area,’ he adds.