Installing FFmpeg:
https://www.rickmakes.com/ffmpeg-notes/
Batch script:
https://www.rickmakes.com/batch-convert-lossless-audio-to-mp3-shell-script/
Digital Audio Playlist:
https://www.youtube.com/playlist?list=PLErU2HjQZ_ZPoumpVxfXEm8-ZiEKlMjnM
Batch Convert Lossless Audio to MP3 on Mac using FFmpeg Script