Search and convert all webm videos to mp3 audio files

webm2mp3.sh

#!/bin/bash

# requires ffmpeg
# apt install ffmpeg

find . -type f -iname "*.webm" -exec bash -c 'FILE="$1"; ffmpeg -i "${FILE}" -vn -ab 320k -ar 44100 -y "${FILE%.webm}.mp3";' _ '{}' \;