2024-01-02: Site is back on track, self-hosted on a rpi because you get the Internet you fund.
2025-02-06: Oh well, some power grid issues caused the rpi to reboot, I really should configure uwsgi to restart automatically --'

3214fab5-9757-4298-bb61-92a9deaa44ff
%PUBLIC%\Music

3214fab5-9757-4298-bb61-92a9deaa44ff %PUBLIC%\Music

Public Music

GUID           	{3214FAB5-9757-4298-BB61-92A9DEAA44FF}
Display Name   	Public Music
Folder Type    	COMMON
Default Path   	%PUBLIC%\Music
CSIDL Equivalent	CSIDL_COMMON_MUSIC
Legacy Display Name	Shared Music
Legacy Default Path	%ALLUSERSPROFILE%\Documents\My Music 

from https://msdn.microsoft.com/en-us/library/windows/desktop/dd378457(v=vs.85).aspx
0 KNOWNFOLDERID push
FOLDERID_PublicMusic

GUID           	{3214FAB5-9757-4298-BB61-92A9DEAA44FF}
Display Name   	Public Music
Folder Type    	COMMON
Default Path   	%PUBLIC%\Music
CSIDL Equivalent	CSIDL_COMMON_MUSIC
Legacy Display Name	Shared Music
Legacy Default Path	%ALLUSERSPROFILE%\Documents\My Music 

from https://msdn.microsoft.com/en-us/library/windows/desktop/dd378457(v=vs.85).aspx
0 KNOWNFOLDERID push
Public Music

from shellbags_xp.pl
0 sans-dfir regripper
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\FolderDescriptions

Windows Vista Registry
object: reg-subkey
name: None
key: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\FolderDescriptions

from Mikołaj Zalewski's http://mikolajapp2.appspot.com - reg-vista.xml
0 autopush - reg-vista
Include/10.0.16299.0/um/KnownFolders.h:196

// {3214FAB5-9757-4298-BB61-92A9DEAA44FF}
in Include/10.0.16299.0/um/KnownFolders.h:196
-2
%PUBLIC%\Music

Some UserAssist key, probably ROT13 encoded as {3214SNO5-9757-4298-OO61-92N9QRNN44SS}
from https://www.aldeid.com/wiki/Windows-userassist-keys
1 autopush - aldeid-userassist