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Samsung’s 20-year-life EV battery runs 600 miles on 9-minute charge
(interestingengineering.com)
This is a most excellent place for technology news and articles.
I mean that particular version of it or any solid state tech because https://www.amazon.com/Yoshino-Solid-State-B4000-SST-Generator/dp/B0CPPKFXP3