You can’t, so you assume that all thanks are “performative” (insincere). The action thus becomes indicative of adherence to group norms for the performer, so mo

You can’t, so you assume that all thanks are “performative” (insincere). The action thus becomes indicative of adherence to group norms for the performer, so more of a culture-fit test for the person giving thanks. There could also be an in-group acknowledgement by being thanked if the performative culture gets really strong.