There is no feature of expediency that is so marked as convenience. A box, or a bin; named or coded for ease of use – is more important than what it contains. Compartmentalization. It’s the bureaucratic lens that autocratic governments use. “One sees great things from the valley; only small things from the peak.”
We are a factory farm cow with number “17052” on an ear tag – we are “16D hot-dipped galvanized common nails”: milked or hammered as the case may be — but always coded for use.