I'll start. Fahrenheit is the superior temperature system for weather reporting. We should use metric for literally everything else, even Celsius for cooking, but I'll be dead in the cold ground before I abandon a system in which you actually get to experience both 0 degrees and 100 degrees. Freezing being 32 instead of 0 is literally the only downside, and it's not a hard number to remember. I'm prepared to die on this hill in the comments.
Not extinct, but no longer mass-produced for the international market.
It's not actually the specific taste of the Gros Michel banana. That chemical is present in the Cavendish banana as well. But the old Gros Michel had a more intense flavor and thus more closely resembled the artificial flavor.
The book Bananas: How the United Fruit Company Shaped the World has fun banana facts like this and is also a short, entertaining primer into U.S. imperialism in Latin America.