Wetherspoons has banned speakerphone calls and loud video playback across all 792 of its pubs, with owner Tim Martin declaring his venues "an oasis of tranquillity and contemplation." The move, announced on a Tuesday, addresses what the company called an "increasing problem in recent years" — the creep of personal audio into shared public space. The ban lands in a cultural moment where the norms governing shared physical spaces have quietly collapsed. Smartphones turned every pocket into a boombox sometime around 2018, and neither governments nor transit operators nor venue managers have done much about it. London mayor Sadiq Khan started a headphone-encouragement campaign on public transport last year — encouragement, not enforcement. Wetherspoons is going further: it's telling staff to intervene. The response from customers at two central London locations — the Moon Under Water in Leicester Square and the Montagu Pyke near Tottenham Court Road — was near-unanimous approval. Gary and Mark, brothers sharing pints, backed the ban outright, though Gary noted the irony: Wetherspoons itself now runs TVs with sound on, having previously banned televisions entirely. Abdslam Elidrisi, 65, smoking a cigar over white wine, distilled the principle cleanly: "Music is a personal thing. You can't impose it on other people." The Montagu Pyke's manager confirmed enforcement is already underway, noting she's had to tell customers to silence phones on multiple occasions. "Some people understand when we ask them to turn off the noise — others are looking for a fight," she said. The company-wide mandate gives individual managers institutional backing they previously lacked. This sits alongside Wetherspoons' recent ban on Meta's camera-equipped "spy glasses" — a pattern of a private company drawing boundaries around behavior that technology enables but social norms haven't caught up to. The chain is effectively writing the rules for shared indoor space that no public institution has bothered to codify. The structural question is whether private companies should be the ones setting behavioral norms for public life. Wetherspoons controls 792 venues — a significant chunk of Britain's social infrastructure. When the state declines to enforce commons standards (as Khan's voluntary headphone campaign illustrates), private actors fill the vacuum. The norms get set, but they're set by whoever owns the real estate. Customers across age ranges — from Holly and Eleanor, both 18 and visiting from Darlington, to Mel Burton, 41, and Sam Reid, 48, colleagues in the packaging industry — converged on the same position: loud personal audio in shared spaces is antisocial. The consensus is striking. The question isn't whether the norm is popular. It's who gets to enforce it, and what precedent that sets for corporate governance of public behavior.