Some stop and listen for a while. Some even throw a little money into the musicians' instrument cases. Convenience stores, open around the clock, provide indispensable retail services. Urbanites and suburbanites take advantage of the commercial infrastructure of the cities. They can find anything they need at any given time.
Some shops remain open around the clock.
They can pick up something to eat at convenience stores, or in vending machines. They also can find something to do at almost hour of the day. Bars, discos, live houses, and eating establishments stay open to all hours of the night.