Liquid metal batteries are promising wickedly lower costs for renewable energy storage, as well as some other serious advantages over lithium.
They’re resistant to capacity fade (the official line is that they should still retain 95% capacity after 20 years, far beyond any battery today); they’re not flammable; and they use less resources and materials due to a simpler design.
For self-employed creatives, normal business traps are easy to fall into and overcomplicate things - but they’re totally avoidable when flying solo.
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