I would do that, if they would not inflict their rambling speaker-phone conference calls on me.
The root of the problem is trying to pack people into a room like sardines and expect them to get any work done. But forcing people to use substandard equipment doesn't help anything.
Yes, open-plan dogma is at the root. I'd gladly give up free dog-boarding, massages, and meals for walls and a door.
Retaliation and escalation aren't solutions. Conscientious self-noise-reduction sets the example for others & makes it easier to politely ask the loudies to take their noise pollution out of the common area.
The root of the problem is trying to pack people into a room like sardines and expect them to get any work done. But forcing people to use substandard equipment doesn't help anything.