ONLINE = Feel free to chat or whatever.
IN-GAME = If I don't respond I'm not ignoring you I just can't talk right now. But I will get back to you.
AWAY = Pip-Buck maintenance underway, Or I'm actually doing something.
BUSY = I can't be reached at the moment, leave a message at the Pip-Buck and I'll get back to you.
OFFLINE = I'm asleep most likely.