If anyone wants to know how democracies fail, look at our energy policy, or lack thereof. We have invested a trillion dollars in a war to stabilize oil supplies -- does anyone sane or insane suppose that we would have put the entire might of the empire into Iraq if it weren't for Middle East oil? -- when a fraction of that invested domestically would have given us energy independence. I said all this back before the invasion when the costs were thought to be about $300 billion. Three hundred billion is a lot of money, and that much invested in nuclear power, developing domestic oil resources, and sponsoring X-Projects on efficient transportation using electricity would have given the US energy independence; and if $300 billion wouldn't do it, the $1,000,000,000,000 -- one trillion dollars -- the war actually cost certainly would have. We'd also have Solar Power Satellites and a Moon Colony (you build the Lunar Colony on weekends and third shifts while constructing Solar Power Satellites).
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I agree with all this, except the bit about the Lunar Colony. I think that if Gore had been permitted to be president, we would not have any Iraq War, and therefore there would be no buggery of the dollar as is currently happening, and at least we would not have pissed away billions on a useless war.
Ethanol from corn is not a useful plan, other than in the enrichment of ADM. Ethanol and Methanol from other crops, notably cellulosic crops and biodiesel from something like desert jojoba makes a lot more sense. Even nuclear power makes more sense than the Iraq War.