bfd as is often said. IIRC, there are a couple of actual Edison bulbs still burning after almost 100 years (or more-didn’t do a search on it today)after first lighting.
The kind you stick in the ground so when you're drunk, you can get to the door before puking ...
And I pulled off all the stick-in-the-ground things, arrranged them cell up, in a wirew basket I've had since .. I don't know .. (took 19, I think) and after charging all day, I hang it off of my kitchen light.
Great FREE night light
('cept o'course the initial cast of LESS than 29 bucks)
Yep. According to this story, one has been going since at least 1905, so that's 107 years so far.