You're right. "Polynesian Dead Reckoning" doesn't appear to be a thing at all. Maybe the GP was referring to the "cold reading"-like ingenuity of their navigati

You're right. "Polynesian Dead Reckoning" doesn't appear to be a thing at all. Maybe the GP was referring to the "cold reading"-like ingenuity of their navigational techniques. https://en.wikipedia.org/wiki/Polynesian_navigation https://en.wikipedia.org/wiki/Polynesian_navigation