Delhi Metro Implements ‘Silent Karaoke Carriages’ Combining Music and Quietude
by Delhi Metro Implements ‘Silent Karaoke Carriages’ Combining Music and Quietude – Passengers sing internally or hum melodies for private amusement. – 12/14/2025
India's Magic Lamp of Mockery
Delhi Metro Implements ‘Silent Karaoke Carriages’ Combining Music and Quietude – Passengers sing internally or hum melodies for private amusement. – 12/14/2025