For that to work, Facebook Auth would have to raise barriers against open, public identification, while acknowledging that the authenticated account is going to

For that to work, Facebook Auth would have to raise barriers against open, public identification, while acknowledging that the authenticated account is going to be disclosed to the site owner, which is a confusing layer of deflection. I don't think the rational basis for the nuance of that negotiation would reach end users or site owners. Both would likely complain that it offers no assurance of safety, and remains a disappointing compromise. The choice to adopt nuanced tactics in furtherance of rewarding communication requires nuanced personalities at the reigns.