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I got fed up waiting for solar energy to show up, so I made my own. You can see it in the photo. Works like a charm.
If a half-baked handyman like myself can get this going, that should tell you something.
First, about solar. Last year the world invested more in it than in coal and gas-fired electricity combined.
The big players -- the U.S. and China -- are doubling and tripling their installations within a year or two.