How Do Batteries Work?

We're just not smart enough yet. It might be theoretically possible to make a battery that energy dense, we just haven't really figured it out yet. And part of that comes from the materials we use to make batteries,. Bcause you waren't really light stuff in your battery if you don't want it to be heavy. But to dig into that, we probly haveto have a better idea of how batteries actually work. So this is gong to be like between my expertse and yours.