# Pastebin J2swsjjA
[/mnt/HDA_ROOT] # find /mnt -type f -print0|xargs -0 grep -FHa 'musicbrainz.org'
/mnt/ext/opt/medialibrary/lib/libscrap.so:https://musicbrainz.org/ws/2/
/mnt/ext/opt/medialibrary/lib/libtag.so.1.14.0:http://musicbrainz.org