They've been around longer than you think:
http://www.radford.edu/~wkovarik/envhis ... intro.html
History Of The Renewables,
I liked the part about how "Renewable systems are flexible and easily scalable." Still waiting for that E85 pump in my neighborhood!
Also:
Also:
If the thermodynamic arrow is pointed the wrong way, subsidize it! That'll fix everything!Renewable systems are more expensive and, if security is an issue, must be protected with tax incentives.