The bike taxi motorist had my quantity straight away. Each time we stepped away from my hotel in Mancora, here I was being offered by him a trip. It took much much longer for me personally to find out just what he had been doing using the colorful cords linked with the handlebars of their device. He knotted one cable whenever we paid him. Another cable appeared to be unraveling each and every time.
It absolutely was a kind of dual entry accounting; he tied one knot to record payments. One other cord recorded their costs; a knot had been untied for every single tank of fuel he bought. It absolutely was a great system with this form of business because there’s no paper to blow away into the available atmosphere. Continue reading “Quipu: Ancient Writing System Employed By The Incas”