The Imperative Mood: Britain's Tannoys Are Being Retuned as Instruments
From pier closing calls to market-hall last orders, the public address system is the unnoticed soundtrack of British daily life. A new wave of sound artists is treating it as an instrument — recording its clipped authority, looping its distortions, and rebuilding old PA horns into playable drones. We visit a seaside restoration, a market choir and a workshop where the voice from the ceiling learns to sing.