./install.sh
writingme # mkdir /tmp/writing.adf
# Dropbox/Documents/writing.git.tar.gz.gpg
# -> /tmp/writing.adf/writing
# pushd /tmp/writing.adf/writing
# scribble squiggle squiggle
git commit -am 'scribbles and squiggles'
git backup # write an updated writing.git.tar.gz.gpg to Dropbox
unwritingme # popd
# rmdir /tmp/writing.adf