diff --git a/.DS_Store b/.DS_Store
deleted file mode 100644
index 5008ddf..0000000
Binary files a/.DS_Store and /dev/null differ
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e43b0f9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
diff --git a/rename_retroarch_arcade_thumbnails.sh b/rename_retroarch_arcade_thumbnails.sh
new file mode 100755
index 0000000..21bf0cb
--- /dev/null
+++ b/rename_retroarch_arcade_thumbnails.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+function help_message() {
+    echo "$USAGE"
+}
+
+readonly USAGE="
+USAGE:
+$(basename "$0") [arcade_playlist] [thumbnail_folder]"
+
+# check if there are all the parameters
+if [ "$#" -ne 2 ]; then
+    help_message
+    exit 0
+fi
+
+readonly ARCADE_PLAYLIST="$1"
+readonly THUMBNAIL_FOLDER="$2"
+readonly TEMP_FILE="${THUMBNAIL_FOLDER}"/temp
+
+if ! test -d "${THUMBNAIL_FOLDER}"; then
+    echo "${THUMBNAIL_FOLDER}" does not exists
+    exit 0
+fi
+
+if ! test -f "${ARCADE_PLAYLIST}"; then
+    echo "${ARCADE_PLAYLIST}" does not exists
+    exit 0
+fi
+
+if test -d "${THUMBNAIL_FOLDER}".bak; then
+    echo deleted "${THUMBNAIL_FOLDER}".bak
+    rm -rdf "${THUMBNAIL_FOLDER:?}"
+fi
+
+if ! test -d "${THUMBNAIL_FOLDER}".bak; then
+    #echo created "${THUMBNAIL_FOLDER}".bak
+    clear
+fi
+
+readonly CURRENT_DIR=$(pwd)
+cd "${THUMBNAIL_FOLDER}" || return
+rm -v "${TEMP_FILE}"
+#grep -e \"label\" -e \"path\" "${ARCADE_PLAYLIST}" | sed s-"$(printf '\r')"-OO-g
+# | sed -E 's-      \"path\": \"-cp \"-g' | sed -E 's-^      \"label\": -X-g' | sed -E 's-,$-X-g' > "${TEMP_FILE}"
+while IFS= read -r line
+do
+  echo "$line"
+done < "$input"
+
+cd "${CURRENT_DIR}" || return
+date
\ No newline at end of file