BTW, there is a NixOS.wsl for Win11 and Nix-Darwin for macOS and the Nix package manager runs on any Linux. You could run Fedora and configure somethings with Nix.

Nix excels at solving real world problems for developers. No more "Well, it worked on my machine". You setup a flake.nix in your code repo along with direnv and even that new junior dev can merely clone the repo and all the dependencies are installed by the flake.nix configuration file. Including the language and IDE configuration for the team. i.e. tabs vs spaces and whatnot. The same flake.nix can be applied to your CI / CD to help with reliable builds. You can also use it to create Kubernetes and other containers or a bare metal NixOS server. Keep all the configs in git and run them straight from the repo.

It's great for ensuring your devs don't break the freaking build by updating something with npm, etc. You should audit anything you install due to the severe threat of supply chain attacks. Recently impacting Node.js and Arch Linux AUR, etc.

Yes, LLMs can write quite a lot of Nix but they don't necessarily get down to the nitty gritty best practices. So you need to be careful with it. You should also audit your configuration for security issues.