When opped, a player will recieve broadcasts such as Server: Saved the world. There are also the associated permissions bukkit.broadcast, bukkit.broadcast.admin, bukkit.broadcast.user that are supposed to allow users to recieve the messages without having op. These permissions do nothing. Even if a user has all three permissions set, no messages will be recieved. And I have even added them to permissions.yml to remove the possibility of a permission plugin bug, and they still do nothing.