We replaced liquid laundry detergent with powered , replaced shampoos and soaps in bottles with bar soap etc. And bought netting bags to replace plastic bags
I’ve just released Gatekeeper 1.6.0. It’s a single executable that turns any Linux machine into a home gateway. Now with realtime traffic graphs, LAN autoconfiguration, full cone NAT and better looks.
I suggest you check into woodworking supply places like Rockler and Woodcraft. They sell a lot of good finishes.
Before you talk CLI, I'd talk about; customizing the machine, connecting to networks, installing programs, backing up and other regular tasks.
Nice work!