They’re pretty incredible, 200+ lumens per watt for LED lighting vs 16 lumens per watt for incandescent, 12.5x more efficient. Commercial LED fixtures have rated lifetimes of 50,000+ hours.
replyThe residual problem as ever being the rebound effect, AKA Jevons paradox. Let's hope that humans find a way not to want everything 12.5x brighter.
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