YouTube creator ScuffedBits re-did their experiment and was able to eke out 30 minutes of game time (and a benchmarking session!) while running their desktop PC on 64 AA batteries.

Button cells are useful for all sorts of smaller or low-power devices, but are ones that are the same diameter, like a CR2025 and CR2032, interchangeable?

Just a quick question to see if there is any consensus amongst the Hive Mind on this… I have a Mid-2010 15" MBP (fixed battery) which acts as my main desktop machine, and is this hooked up to mains ...