The battery doesn’t have to hold the entire year’s energy — come on :-P | Hacker News

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		EGreg 10 months ago \| parent \| context \| favorite \| on: Glubux's Powerwall (2016) The battery doesn’t have to hold the entire year’s energy — come on :-P

mft_ 10 months ago [–]

Indeed, but to store (let's say) half a day's energy, then (based on the previous calculation) it would presumably need ten tons dropping down a hole 0.274 miles, or 441 metres, deep?

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