

I don’t think it’s validation in the sense we normies felt. For regular, sane men it’s more of a fitting in and being desirable kind of validation, women do the same in that age.
For him and other powerful people (but also some regular men) it’s a power thing. Many powerful people are narcissists, and they live constantly under the dissonance of illusion of grandeur and inferiority complex. Essentially forcing their will onto others is a way to mitigate the latter.
You can go and buy sodium batteries already. They’re not competitive with Lithium ion batteries in many mobile applications, but very much competitive for everything where price is more important than size or weight.
Lithium has decades of research and industrial scaling behind it, it’s hard to break into that. But especially sodium is on a pretty good path to replace it in large scale storage applications.