Years later, walking through an augmented promenade, Selina paused at a bench and watched an old man and a teenage stranger argue beside a fountain. A small companion sat between them on the bench, blinking in the sun. When the teenager snapped an insult, the companion’s tone lowered, it admitted misunderstanding, and asked for clarification before siding with either human. The argument cooled. The old man sighed and smiled like someone who had been given back a small piece of civility.