Re:Solid-State Battery Has 2x the Energy–and No Anode
by Someone on Friday March 31, 2023 @11:44AM
(#35388843)
That was a bit of a necessity. Users wouldn’t want their clock to reset when they swapped batteries, and you couldn’t be sure the machine was connected to a time server to set the time at boot.
Many laptops had both a lithium ion battery and a watch battery used to keep the bios and an internal clock running after the battery died. https://www.makeuseof.com/tag/why-does-my-motherboard-have-a...