> the imprecise Imperial Unit englilsh units aren't any less precise than SI/metric ones. They're just more awkward and less used worldwide. The cases which I

> the imprecise Imperial Unit englilsh units aren't any less precise than SI/metric ones. They're just more awkward and less used worldwide. The cases which I find particularly irritating in US units are lb mass vs. lb force, and HP/BTU/foot-pounds/calories/Calories (and kWh) when all you need is a J.