I'd love to see something like this (hopefully smaller scale) used for maritime power. Power shipping itself with some semi-roving large power stores. Assuming

I'd love to see something like this (hopefully smaller scale) used for maritime power. Power shipping itself with some semi-roving large power stores. Assuming there's an electrified fleet worth serving seeming like a big challenge. It might probably need to be a bit more modestly sized/scoped. But this idea of large mobile batteries keeps being interesting to me.