As the article explains, there are several chemistries that have already come and gone, and the current models being sold use a few competing chemistries with their tradeoffs. Some of the up and coming chemistries are also already being mass produced.
So whatever it is you mean by “leap,” it sounds like it’s already been happening in the last 15-20 years.
Well if you want to read about the many battery chemistries currently in use in EVs, there’s this article:
https://insideevs.com/news/782685/all-ev-battery-chemistries-explained/
As the article explains, there are several chemistries that have already come and gone, and the current models being sold use a few competing chemistries with their tradeoffs. Some of the up and coming chemistries are also already being mass produced.
So whatever it is you mean by “leap,” it sounds like it’s already been happening in the last 15-20 years.