New Delhi, July 28 -- The world's great metropolises rarely sleep. In New York, bars buzz till dawn, Broadway theatres run late shows, and Harlem's jazz clubs play well past midnight. London stays alive with West End performances, rooftop cinemas, and 24-hour diners. In Bangkok, night markets thrive into the early hours, while in Berlin, the party often begins after dark. These cities boast a vibrant "night-time economy" (NTE) - a vital, revenue-generating ecosystem of retail, dining, entertainment, food, and transportation that thrives after dusk. But, in India, despite more than a decade of policy discussions, pilot projects, and political promises, metro cities have largely failed to nurture a robust night economy -- quite an odd mismatc...