They would still keep something like resource forks. Most modern filesystems have them. Here&#x27;s the man page for Ext4 and co on them:<p><a href="http:&#x2F;&#x2F;manpages.ubuntu.com&#x2F;manpages&#x2F;precise&#x2F;man5&#x2F;attr.5.html" rel="nofollow">http:&#x2F;&#x2F;manpages.ubuntu.com&#x2F;manpages&#x2F;precise&#x2F;man5&#x2F;attr.5.html</a>