Comments by "John Burns" (@johnburns4017) on "The Future Of Energy Storage Beyond Lithium Ion" video.

  1. They can be in disused mine shafts or the weights can be inside the concrete towers, away from winds and rain. What shown is a concept.
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  2. Gravity systems are planned for disused mine shafts. This video never mentioned wave or tidal power. The tides are predictable to hundreds of years in the future.
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