About why language gave us an evolutionary advantage, there’s another hypothesis than the informational/hunting one (and it has much more explaining and predict

About why language gave us an evolutionary advantage, there’s another hypothesis than the informational/hunting one (and it has much more explaining and predicting power in my opinion), the Dunbar’s one: Dunbar's suggestion],"then, is that language evolved as a 'cheap form of social grooming, so enabling the ancestral humans to maintain the cohesion of the unusually large groups demanded by the particular conditions they faced at the time." https://www.sciencedirect.com/science/article/abs/pii/004724849290081J?via%3Dihub https://www.sciencedirect.com/science/article/abs/pii/004724... "In other words, did language evolve tofacilitate the exchange of technological infor-mation (with gossip as an idle by-product), ordid it evolve to facilitate the exchange of socialinformation (with the exchange of technologicalinformation as a useful by-product)?" https://attach.matita.net/ziorufus/Dunbar%20gossip.pdf https://attach.matita.net/ziorufus/Dunbar%20gossip.pdf