If you are in the USA, distance and speed are measured in miles. If you are in nearly every country in the world except the United States, the measure is in kilometers. It hasn’t always been that way, as other countries had also adopted the imperial system from Great Britain, but the USA never shifted to metric with the others. However, there has always been agreement on the water to use knots as a unit of measure for speed and distance… unless you are the global sports league SailGP that uses kilometers. It hadn’t always been that way, but their…