“Isolated” generally means “have no immunity to the various diseases circulating around the modern world”.
This guy would likely have killed them all off if they had welcomed him.
“ This guy would likely have killed them all off if they had welcomed him.”
Ok genius.
They’ve been visited by a few groups since the late 1700s.
Various gifts were left in their possession; often left on shore.
At least a couple of them did die after meeting foreigners.
And yes, a few people who did try to visit them did not survive first contact.
Not to mention it’s a very small tribe - estimates of the population recently seem to be only in the double digits. They must be inbred to an extreme, and no one knows their language. This is just one group of people to stay the heck away from, for all sorts of reasons.
People have been found in isolated groups before in the last century but haven’t died off because of their finders coming into contact with them.