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View Diary: UPDATE x3: LED Lightbulbs Finally Ready for Prime Time! (282 comments)

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  •  oh, and funny enough: this morning was dark and... (1+ / 0-)
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    patbahn

    ...rainy, so I switch on our nice 5-CFL chandellier above the dining table (the previous owners had of course used incandescent throughout the house).

    It feels kinds dark, so I look up and see that 2 of them blew out.

    Based on a cumulative experience of several hundred lamp-years, I'd peg their true average lifespan at around 3-4 years or so at ~50% utilization, so maybe 1-2 years continuous operation - rather than the 5+ years advertised by the makers.

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