Who is clumsy here? The guy who set it up and didn't know how people would be using the system? The guy who used it and didn't how it was set up? If the set up

Who is clumsy here? The guy who set it up and didn't know how people would be using the system? The guy who used it and didn't how it was set up? If the set up is public, is there enough visual cues to the everyday user that the set up is public?