> How much of an impediment to technological progress would not have being able to tame fire have been? A real world example of this is the isolated tribe of N

> How much of an impediment to technological progress would not have being able to tame fire have been? A real world example of this is the isolated tribe of North Sentinel Island (who recently killed an American Christian missionary who smuggled himself there to prosyletize). As best we can tell, they appear to not have learned to harnessing fire to this day. EDIT: although the first anthropologist to contact the Sentinelese claims otherwise: https://m.economictimes.com/news/politics-and-nation/surprised-the-sentinelese-killed-someone-first-anthropologist-to-enter-north-sentinel-island/articleshow/66787948.cms https://m.economictimes.com/news/politics-and-nation/surpris...