4 ms·Sailing the fjords like the Vikings yields unexpected insights4 points by yread 1y agoyread 1y agoThe video is quite interesting as well, he talks a bit more about the sailing part (sailing windward with square sails!)brudgers 1y agorecently, https://news.ycombinator.com/item?id=44356456 https://news.ycombinator.com/item?id=44356456