Comments by "Rob Fraser" (@krashd) on "How to use gravity to store energy" video.

  1.  @ygrillo  Armachair experts don't like to explain the workings behind their "facts".
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  2. Don't watch clowns like thunderhead, he just likes to be contrarian because it sells. He would probably find a way to debunk water.
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  3.  @SimonMester  How on Earth can something like this become obsolete? Once built it is pretty much just free energy. You might as well call pumped storage obsolete...
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