There’s a reason why we have both capital and lowercase letters. As the alphabet went from the Phoenicians to the Greeks to the Romans, letters took on new sounds, and the need to write quickly brought about the introduction of lowercase versions...
Demonyms are the words for people from particular places, and Mike in New York has been turning them into a family road-trip game for decades. Some are predictable, such as New Yorker or Californian, but local forms and old associations quickly...