Ah yes, the global conspiracy to get people to...checks notes...occasionally use a pocket calculator. Very socialist indeed.
A system merely suitable for the human scale will never enable you to reach beyond.
A system merely suitable for the human scale will never enable you to reach beyond.
Also fractions of metric values should be even better for the brain, if stuff does not cancel out as easily. so if you want to make the argument that not using a calculator is inherently better, its even better to not use a calculator using the metric system.