Away from keyboard - still listening.

With wireless headphones, when you are in a remote meeting you can mute and walk away to take care of any personal needs. Or you might just be in the next room but you have the audio being played through speakers loud enough to hear. So not only are you away from your keyboard but you are also still listen.

AFKSL - Away from Keyboard, still listening.

When you eat dirt for the first time and leave your family to build a shack in the woods