Steampunk Saves the Planet!

Ok, I'll admit it. I have an unhealthy obsession with Stirling Engines. But the idea that one of the most efficient ways to transform the sun's rays into usable energy is based on a technology invented before the American Civil War is just so fantastic! Now the world record for solar-to-grid efficiency has been broken with the help of...a STIRLING ENGINE!!! (Thanks to EcoGeek for the link.) The new record is 31.25% efficiency. Now if only the magic eco-power of shiny cogs and gears could be harnessed...