Total Commander is pretty solid although unfortunately not FOSS. Even allows you to share files via WiFi etc.

Custom roms is your best bed

Didn’t know they come with sleeping facilities. They’re so versatile nowadays! SCNR

In Germany they sell a couple of these vegan patties, nuggets etc. frozen in a cardbord box.

If you consider only the RAM on the developers’ PCs maybe. If you count in thousands of customer PCs then optimizing the code outperforms hardware upgrades pretty fast. If because of a new Windows feature millions have to buy new hardware that’s pretty desastrous from a sustainability point of view.