We could replace steel and aluminum with lead while we're at it.
http://en.wikipedia.org/wiki/Hydrogen_economy#Efficiency_as_an_automotive_fuel
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Depending on who's figures you like. Hydrogen power is 3 to 4 times less efficient than electric power.

Just a scratch.
It's not like people think hydrogen is volatile as a nonfuel.

Char, it's fairly well known by now that the paint used for the Hindenburg was effectively rocket fuel and as such, an electrical charge probably ignited it, leading to the disaster as seen.
I agree that using Hydrogen is probably about as pointless as our current foray into the Ethanol economy. But that's for a very specific and destructive reason: Because the Capitalists no longer do ANYTHING unless they can milk the most profit out of the deal. Hydrogen will probably see greater penetration, primarily through government vehicles, and some corporation will make a mint on it ... since the price will be set out of the public's eye.
Ethanol is currently raping us since we're just diverting foodstocks instead of using expanded production of non-foodstocks (like switchgrass!). The diversion of foodstocks is only happening since we left our Catastrophic Capitalists in charge of the entire matter. Now, a significant portion of the food supply is repurposed as a fuel additive, and has driven UP the price of both fuel and food. If it didn't result in big price increases, the Catastrophic Capitalists wouldn't have done anything at all in that area. And that's NOT how investment works!
Direct electrification of automobiles is also a loser, since our current grid system is so LOSSY to begin with! The grid losses are large and -- I note -- not accounted for in your diagrams. If we're going to rely on electricity for such things, we need to greatly decentralize distribution ... which can't happen, again, when Catastrophic Capitalists are in charge.
posted by GuestZero on Dec 29, 2007 at 03:57:31 am #