I heard conjecture about it. Possibly more realistic is high pressure gas storag...

		throwaway189262 on April 25, 2021 \| parent \| context \| favorite \| on: Gravity batteries try to beat chemical ones with w... I heard conjecture about it. Possibly more realistic is high pressure gas storage in salt domes. Or hydro power based on filling and draining deep mines. There's realistic gravity based projects, but dropping ACME style anvils down mineshafts isn't one :)