Fixed admins being able to see all directories.

README.md

@@ -151,8 +151,10 @@ restrict a file or directory to specific users and/or groups, whether at
 creation time (the New File/New Directory dialog includes a search-and-
 checkbox picker) or afterwards via the 🔒 button next to any entry, in
 either the sidebar tree or the directory-browse pane. If you can currently
-see something, you're trusted to change who else can. Admins additionally
-bypass every restriction, so they can always troubleshoot.
+see something, you're trusted to change who else can. Admins do not bypass
+restrictions - Admin is a management group (creating users, managing groups,
+and so on), not a way to view everyone's private directories. Only direct
+access to the server's files can see everything.
 
 Restricting is per-file-or-directory — locking a directory covers everything
 inside it automatically (there's only ever one restriction record per locked