Move your entire music library from one directory to another

move-music.sh

#!/bin/bash

set -euo pipefail
set -x
SAVEIFS=$IFS
IFS=$(echo -en "\n\b")
# set OLD_DIRECTORY and NEW_DIRECTORY
# OLD_DIRECTORY=/Users/your_username/Music
# NEW_DIRECTORY=/Volumes/your_external_drive/Music
OLD_DIRECTORY=
NEW_DIRECTORY=

for DIR in $OLD_DIRECTORY/*
do
  if [ -d "$DIR" ]
  then
    echo "Moving $(basename "${DIR}")..."
    cp -R "${DIR}" "${NEW_DIRECTORY}"
  fi
done
# restore $IFS
IFS=$SAVEIFS