This weekend’s Miami Grand Prix was the most-watched F1 broadcast in the U.S. in the history of the sport, and it wasn’t even close. There are many factors for this, including that the event was broadcast on the terrestrial ABC instead of its typical ESPN, the race took place in the Eastern Time Zone so it was on at 4 pm Eastern instead of the normal early mornings we usually see, and to some extent, Americans wanted to see a race on home soil. A full 3.1 million Americans were watching L...