" In a quiet neighborhood, a single note trills through the air. Another note joins, and then another. One by one, curious people are drawn to their windows, doorways, and balconies to support the medley. Professional musicians play instruments from around the world, while others bang pots and pans. All are welcome as the notes swirl and dip and crescendo, coming together to make one sweet song. And when the music fades and this diverse neighborhood...