November 20, 2018, 13:57
GeoffGoverning sans written language
https://aeon.co/ideas/how-the-...-5830d667d5-70621221November 23, 2018, 21:01
KallehWhat were your thoughts, Geoff? It's interesting that they were done in because of cultures that were literate. Their system of "khipus" sounded complicated, though, with the strings or cords of different lengths/widths and colors and the strategically placed knots.