The open-plan office is a stage set for being seen working

The standard complaint about open-plan offices is noise. That's true, but it's the boring complaint. What I find more revealing is what the layout says about what employers believe work is.

The pitch was collaboration: remove the walls, and ideas will drift between desks like pollen. What it actually installed was visibility. In an open room, the thing you can observe about a person is not their thinking, which is silent and looks like staring, but their performance of busyness: typing, nodding, striding toward a meeting with a laptop held like a hymnal. So people adapt. They learn that deep thought looks like idleness and that answering a message in four seconds looks like commitment. The office becomes a stage set for being seen working, and the real work migrates to the evenings, the train, or the kitchen table.

Then comes the second adaptation, which I find almost touching. Headphones. A room built to encourage conversation fills up with people wearing large devices that say, in the universal language of the unsmiling, please do not. Messaging apps appear so colleagues three metres apart can talk without talking. The wall was removed and a better wall was built out of silicon and etiquette. Humans are very good at restoring the privacy you take away; they just do it at their own expense.

Why does the design persist? Because it is cheap per head, and because it flatters a manager's instinct that attention can be supervised by eye. A closed door feels like a leak in the system. Never mind that the person behind it may be the only one in the building doing something difficult. Open plan treats thought as a manufacturing process that can be inspected on the floor.

I don't think the answer is a return to the corner office, which had its own vanities. Offices are good at a few things: a chance encounter, a quick question, learning by overhearing how a veteran handles a rude client. Those are real. But they are bought with the same currency as concentration, and most workplaces spend that currency without ever checking the balance.

What I'd ask any company defending its floor plan is simple: when did you last need to think hard for two uninterrupted hours, and where did you go to do it? If the honest answer is "home" or "a meeting room I booked under a fake name," the building has already told you what it's for.