Depends what you consider technology, I would say. Plant and animal domestication. A heavy hand axe that gave homo erectus a more dangerous clank than a big ra

Depends what you consider technology, I would say. Plant and animal domestication. A heavy hand axe that gave homo erectus a more dangerous clank than a big ram? Fish traps? Hydraulic engineering? Yuval Noah Harari puts the start around the same time as this article's modern brain, the palaeolithic revolution. The point at which cultural evolution takes over and replaces biological evolution as the driving force of change. But yeah, we have a ton of wasted potential. Nutrition, education, information and (uncomfortably) inbreeding along with the many types of unavailable opportunities...