Why “batteries” is being discussed
The most recent Hacker News stories and comments contributing to this topic's mentions.
Actually my own recommedation is different. Having steady rear lights mounted at the socks/ankles is the way to go. The movement of the feets makes you instantly recognisab…
by prmoustache · Sep 27, 2026
I was responding to the suggestion to put them further away than low Earth orbit. Using "hundreds or thousands of satellites" would literally only make every problem I described…
by hnbad · Sep 27, 2026
> All that is historically true, but most new energy being added to the grid is now renewable Cool, "added" is doing a lot of work here. We're still mostly relying on fossils, a…
by toasty228 · Sep 27, 2026
That overstates their unreliability. Such dynamos used to be universal before modern rechargeable batteries and worked well enough, I don't recall ever having to replace or main…
by mopsi · Sep 27, 2026
Word of warning: batteries from AliExpress might not be the size it says on the tin. Also: not all lights require soldering to change the battery. Some brands, like Fenix, offer…
by Tade0 · Sep 27, 2026
They were 10 years old. Batteries are wear items from time and cycles. If they kill a battery even every 5 years, that’s still fine IMO and replacing the battery is way better t…
by sokoloff · Sep 27, 2026
Interest
Proportion of Hacker News items mentioning "batteries" over time.
Mentions
Total number of Hacker News items mentioning "batteries" over time.
Battery most often refers to:Electric battery, a device that provides electrical power Read more on Wikipedia