The purveyors of solar energy are working overtime to spin the now official failure of the Crescent Dunes thermal solar plant in central Nevada.  The contracts to purchase the electricity from the constantly broken plant will be voided.  Bloomberg Businessweek claims that Crescent Dunes was obsoleted by technological advances in the form of photovoltaic based solar plants.  That is nonsense and misses the whole point of the Crescent Dunes project.  It also misses the reality that all utility-scale solar is a failure — not marginal, not growing into being practical, but a total and complete failure. The scalable forms of renewable energy are wind and solar.  Hydro is severely limited by most state laws that define renewable energy — not because hydro is not renewable, but because it is not politically correct.  Dams are not politically acceptable to the kayakers and big thinkers at the Sierra...(Read Full Article)