Cooling can be done with ice-rods- which are created when energy is abundant and store surprisingly well in the long term. Even in the pre-Musk eras. https://e

Cooling can be done with ice-rods- which are created when energy is abundant and store surprisingly well in the long term. Even in the pre-Musk eras. https://en.wikipedia.org/wiki/Yakhch%C4%81l https://en.wikipedia.org/wiki/Yakhch%C4%81l