Because capitalism. Even the mountain you hike keeps business hours, requires vehicular propulsion to get to, and charges a fee for parking.
Laws and social conventions alike discourage simply standing around doing nothing in particular in most public places, and loitering ordinances sometimes expressly forbid it. There aren’t that many places to go or things to do, both as a matter of practical exigencies and sociocultural rituals alike, which don’t involve some business to transact.
Laws and social conventions alike discourage simply standing around doing nothing in particular in most public places, and loitering ordinances sometimes expressly forbid it. There aren’t that many places to go or things to do, both as a matter of practical exigencies and sociocultural rituals alike, which don’t involve some business to transact.