Configuring pipewire or pulseaudio is dark magic

T H E S O U N D T H E P I X A R I N T R O M A K E S - The sound the Pixar intro makes.

What’s the pepper doing outside

I can recommend nh. Its a wrapper around the nix* commands and includes nh search, giving you a list of packages (not sure about nixos module options, I think not). It also uses nix-output-monitor giving you a nice dependency graph when building (plus downloads etc) as well as a diff between the current and new generation, with version changes, added, removed etc.