for f in ./*.mp3; do ffmpeg -i "$f" -c:a libvorbis -q:a 4 "${f/%mp3/ogg}"; done
ffmpeg -i file.wav -c:a libvobris -b:a 128k file.ogg
https://www.flaticon.com/packs/gastronomy-set
https://opengameart.org/content/pleasant-creek
https://elements.envato.com/children-shout-hooray-M3WEYH6