ninjago vs reality: how seabound predicted the future of batteries.

I was watching the Seabound season (2021) when I later discovered that the Hydro Bounty—the ninjas' submarine—is a submarine engine model that advanced scientific labs had only just begun studying and researching the materials for when the season was released. The point is, there are still 2 years to go before the first prototype comes out... but the fact is, I deduced this from a dialogue between PIXAL and Jay during the episode after the sinking, and there is even a name for it (Solid State...