It's the little things, yep yep.
Use tmux? Split your window up like a hackor bozz? Need to focus a pane real quick? Did you even know that was possible? DID YOU EVEN KNOW THAT WAS POSSIBLE?
Just press leader and then press ctrl-z. POOF! Pane is focused now. As in,
that pane becomes the only pane.Want to unfocus the pane? JUST PRESS leader
AND THEN PRESS ctrl-z.