[digikata]

I imagine a semi trailer rigged with a battery, grid connection, and a set of chargers for seasonal surges. Maybe even a deployable solar panel array, but I suspect the PV panel would be too constrained to be much more than a show piece.

[djrogers]

You mean like this?

https://cleantechnica.com/2019/11/28/tesla-rolls-out-literal...

[digikata]

Hey now I can claim to think like Elon Musk!

[m463]

Too bad your idea that traveled back in time wasn't "A giant solar dish powered by a space x laser in space"