I use nix-darwin on an M2 as a daily driver. It works great! A few quirks you need to go with Brew (mostly graphical applications), but my setup is almost ident

I use nix-darwin on an M2 as a daily driver. It works great! A few quirks you need to go with Brew (mostly graphical applications), but my setup is almost identical between my NixOS and my nix-darwin setups other than that (and some OS toggles).