I remember seeing something online a very log time ago where someone was using Perl to encode audio into image files (jpeg IIRC) and then subsequently decoding

I remember seeing something online a very log time ago where someone was using Perl to encode audio into image files (jpeg IIRC) and then subsequently decoding them (losing fidelity in the process). Even though I understand the science that makes this work, it still feels like magic. Love it.