yes…it just lets us know you won't be responding and that we can put our paranoid thoughts of "why isn't she responding?????!!!!!" aside ;-)
It hides if you log back on actually. But it lets others know if your not active currently.
Your account gets jealous you left without it
I put mine on vacation and it changed nothing.
they might not expect to hear back from you... or they might think "what a liar!" lol
I tried it nothing happened