"...the trove of data is most likely the result of an illegal scraping operation or Facebook API abuse by criminals..."
More cyber alarmism. What would these "VPN experts" say to a phone directory?
He goes on to describe how this was reported as abuse the service provider instead of notifying the owners of the DB.
Finally he concludes that users can manage their privacy settings from within Facebook. Thereby acknowledging that users can manage their data or have chosen to provide it publicly.
The cyber-alarmism trend from self appointed security experts has gone too far.