With Nix /run/current-system/sw/ is basically the /usr of mutable FHS distros, with the difference that it's all read-only symlinks. So you can still look at th

With Nix /run/current-system/sw/ is basically the /usr of mutable FHS distros, with the difference that it's all read-only symlinks. So you can still look at the layout of your active system.