https://stackoverflow.com/questions/9393038/ssh-breaks-out-of-while-loop-in-bash
https://www.artificialworlds.net/blog/2012/10/17/bash-associative-array-examples/
for d in *; do
for f in $d/*.el; do
if [ ! -e $f ]; then
echo $d
echo $f
break
fi
done
done
tmux pipe-pane -o 'cat >>~/tmux_output.#S:#I-#P'