Not really. Think of each key as, well, a key.. If you used the same key in every lock in your house, that might be ok... Sometimes, though, you need to be more

Not really. Think of each key as, well, a key.. If you used the same key in every lock in your house, that might be ok... Sometimes, though, you need to be more careful -- the only motivation for using more than one is to limit the damage someone getting a copy of that key does, right?