Originally Posted by Sparkle

I certainly agree with you there. All energy we use with the exception of nuclear (which includes geothermal), originated from the sun. Just think of all the tens of square thousands of miles of desert around the world that could be harnessed to provide all the energy we ever needed.
The problem isn't technology, its whether the generated energy would be cheaper than that supplied from oil or nuclear sources.
In a nut shell, cheap oil is preventing most other sources of energy which we could be using, from gaining a foothold in our energy economy.
There has never been an energy crisis, just an oil crisis.