Mechanical failure is usually a probability distribution and with a large enough population, you get outliers. https://en.m.wikipedia.org/wiki/Centennial_Light

Mechanical failure is usually a probability distribution and with a large enough population, you get outliers. https://en.m.wikipedia.org/wiki/Centennial_Light https://en.m.wikipedia.org/wiki/Centennial_Light “ The Centennial Light is an incandescent light bulb recognized as the oldest known operating light bulb. It was first illuminated in 1901, and has only been turned off a few brief times since.”