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| Link to Scientific American |
"Homeowners looking to save electricity costs should replace all their incandescent light bulbs with LED-based lights instead of installing a small solar photovoltaic system, a report by J.P. Morgan shows.
"Light-emitting diodes, or LEDs, will become mainstream over the next 12 months as improving technology and performance and higher subsidies lead to a rapid drop in costs, according to the report."
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