Resumen de Hunters and gatherers
George talks about humanity's first possessions. The earliest stone tools, made some 2.5 million years ago, are an obvious place to start. They were designed to do a job, and must have been held by an individual for a time. But as tools became more sophisticated, a sense of ownership must have started to evolve. Tools became possessions--items that were valued by theft owner, carried for a length of time and worth fighting over.
