True, but exactly how unallowed an item is can greatly affect how their presence is handled. If you get caught with one, is this closer to having an air horn at

True, but exactly how unallowed an item is can greatly affect how their presence is handled. If you get caught with one, is this closer to having an air horn at a baseball game or a pistol in an airport? Neither are allowed, but one of those would make your day an awful lot worse than the other.