> Learning this makes North Sentinel island seem like a wild success story. It’s been continuously supporting a population with no outside help for at least a m

> Learning this makes North Sentinel island seem like a wild success story. It’s been continuously supporting a population with no outside help for at least a millennium. IIRC, the closely-related Andamanese lost technology. Years ago I read something that said they did not use boats, but still occasionally constructed something like them (I'm thinking something like a dugout canoe) for purely ritual purposes.