That was also striking to me too, the 'we cannot rule out'. I also do not believe it. They can, trivially, rule out their model being trained on if More to th

That was also striking to me too, the 'we cannot rule out'. I also do not believe it. They can, trivially, rule out their model being trained on if More to the point -- of _course_ they know what data their model is trained on and the lineage of that data, even if it ended up being anonymized and they cannot identify which precise user.