How come LED Light Bulbs only last for about 2-3 Years?

I’ve bought and replaced a lot of light bulbs, and I noticed that all of them said “up to 20,000 hours” which would be about 5 years given 12 hours of daily use (which we definitely don’t).

  • @shalafi
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    12 hours ago

    Almost every bulb in my house is the filament style and it’s always surprising when one dies. The 4 in my porch lights are on 24/7, in all weather of course, and have been for 4 years.