NixOS is for people who have accidentally uninstalled 90% of their system because they didn’t pay attention to what other packages depend on the thing they were uninstalling and were desperately looking for a an undo button.

Real world paper notepad!

Notepad

You’ve said that’s beds are made out of meat before… is it just because of the colour? Surely other things share colours, why in this case does that equate to sharing materials?