Originally Posted by
No Idea Either
Read an article a few years back from RMIT IIRC about Aluminium ion batteries in development. They didn’t hold much MORE charge than a Li ion battery but you could plug them in and fully charge them up in a few minutes……that would be a game changer!!
That doesn't solve the issue of energy density which is the other big stumbling block which I'd argue is more of an issue than the charging time.