Reading about it is a one-time thing. Once your config is setup, the single command takes less than 5 minutes to run. Of course, if what you already have works

Reading about it is a one-time thing. Once your config is setup, the single command takes less than 5 minutes to run. Of course, if what you already have works and/or you aren’t using NixOS in the first place, this probably is not the right tool for you.