> I maintain a mental list of underrated conceptual leaps throughout history and rope is in there One has to wonder how many times they had to be a conceptual

> I maintain a mental list of underrated conceptual leaps throughout history and rope is in there One has to wonder how many times they had to be a conceptual leap too. Rope could've been "invented" hundreds of times over the last 100,000 years, depending on how lossy knowledge was.