It’s perhaps counter intuitive at first, but the darkroom is not a static environment. Darkrooms evolve. Needs change, the film stocks or papers you prefer may change. You may luck upon an upgrade or change locations all together. It’s a workshop of sorts and the darkroom changes over time as the craftsman adapts it to more closely suit his or her processes and ambitions.
I’m mostly self taught in black and white film photography. If you want to go all the way back, I processed