Yesterday, Rubik's Cube being 50 years old inspired me to start today with the  Caesar Salad  being a century old.  More specifically, July 4 was not only Independence Day, but also the birthday of this dish. Invented in Tijuana. But this is an Italian salad, invented by Caesar Cardini.  Tijuana then was a bustling international city with bullfights, mobsters, movie stars and the like. The music being blared might have been Al Jolson's  California Here I Come . That day, the restaurant was overwhelmed by holiday travelers, so he and his brother just tossed some olive oil, egg and parmesan over Romaine lettuce.  Perhaps an anchovy. The Caesar demands innovation, and people who later prepared it also added some Worcestershire, or Tabasco or lemon juice, and perhaps bacon, kimchi and anything an adventurous cook might choose. Thus, the endurance of the Caesar Salad. Artificial Intelligence, or AI, invokes fear, utility, the future and a wide variety of emotions.  However, there is