<https://tidbits.com/2011/09/08/beware-lions-versions-bug-on-network-and-non-hfs-volumes/>
<http://schema.org/description>
"If you work on documents stored on a network server or a USB flash drive that’s not formatted as HFS+, Auto Save and Versions could conspire to put you in a situation where you will be disappointed if you need to revert to an older version of a document."
<https://tidbits.com/2011/09/08/beware-lions-versions-bug-on-network-and-non-hfs-volumes/>