"people aren't interested in lightbulbs, they're interested in light" -- that is, improvements to a given specific technology must always be in the service of the larger purpose of the technology. Too narrow a focus on improving a given technology (e.g., internal combustion engine cars) can blind one to the rewards of meeting the same needs with entirely different systems (e.g., smart planning and personal mass transit).
WorldChanging: Another World Is Here: More Energy or Smarter Use?
On Del.icio.us: efficiency, power, generation, environment, resource-use, incentives, economics
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