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It's no secret that energy efficiency is a hot topic in California, given this year's spate of rolling blackouts. One response to the crisis could be found in Berkeley, CA, where, as part of a national energy conservation initiative, businesses and residences on Telegraph Avenue between Channing and Durant Streets were relamped with energy-efficient Philips lightbulbs. The retrofit was intended as a blueprint for the rest of the country, to emphasize the ease with which energy-efficient

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