Commentary In January 1970, with its “White Paper on Metric Conversion in Canada” the government of that country engaged in a radical measurement alteration. It started moving the entire nation from the imperial to the metric system. Those opposed to this alteration created a great hue and cry against it; there was much gnashing of teeth throughout the land. Why the change? First, there’s so-called “rationality.” Metric makes use of decimals; imperial does not. The politicians in charge also sought to tailor the system so as to be congruent with that used in much of the world, particularly in Europe. This was despite the fact the biggest Canadian customer, and supplier, lay directly to the south of it. Canada represented about 18 percent of total U.S. exports in 2020. In a recent year, the United States accounted for some 73 percent of total Canadian exports. Almost $2 billion worth of …