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BrandomVs I-We conceptions of social practices: they do not meet the adequacy condition. They base a distinction between what individuals deem to be correct use and the actually correct use on the comparison of the views of individuals and society. (VsInter-subjectivity)
This is the usual way of treating objectivity as inter-subjectivity.
I-You style: the definitions are made by an individual (account holder), not by "the community". (definition is more than mere regularity) .
VsIntersubjectivity (I-We style) it is faulty, because it is unable to grant the possibility of error on the part of the privileged perspective.
I-You conception of intersubjectivity: no perspective is privileged. Perspective form instead of cross-perspective content.
Expressive Vernunft Frankfurt 2000
Begründen und Begreifen Frankfurt 2001