"We are the brothers and sisters of our machines. Minds and tools have been sharpened against each other ever since a scavenger's stone fractured cleanly and the first cutting edge was held in a hunter's hand." ~George Dyson, Darwin Among the Machines
"Technology is a gift of God. After the gift of life it is perhaps the greatest of God's gifts. It is the mother of civilizations, of arts and of sciences." ~Freeman Dyson
2500 BCE?: AbacusMesopotamia; later in multiple civilizations: Persia, Greece, China, ...
1792: Semaphore lineoptical telegraphy: messages to a distant observer through line-of-sight signals
1795: Metric systemNapoleon Bonaparte initiates project to switch from the old imperial system of measurements to metric system.
For 10 years, scores of human "computers" made the necessary conversions and completed the tables; never published; How the Metric System Works
"...such machines, by which the scholar may, by turning a crank, grind out the solution of a problem without the fatigue of mental application, would by its introduction into schools, do incalculable injury. But who knows that such machines when brought to greater perfection, may not think of a plan to remedy all their own defects and then grind out ideas beyond the ken of mortal mind!"R. Thornton, the editor of The Expounder of Primitive Christianity