function download_audio() {
  format="$1"
  shift

  youtube-dl \
    --extract-audio --audio-format "$format" --audio-quality 0 --no-call-home \
    --restrict-filenames --ignore-errors --add-metadata "$@"
}

function rip() {
  : "${format:=opus}"
  if [ "$#" -ne 1 ]; then
    download_audio "$format" $(xclip -o -selection clipboard)
  else
    download_audio "$format" "$@"
  fi
}

function ripto() {
  mkdir $1
  pushd $1
  rip $2
  popd
}