Farming. Animal husbandry. Stirrups. Government. Language. Money/credit/bookkeeping/stocks. Gunpowder. Steam engine. Science. Mass production. Transistor. L

Farming. Animal husbandry. Stirrups. Government. Language. Money/credit/bookkeeping/stocks. Gunpowder. Steam engine. Science. Mass production. Transistor. Logistics. Also mass communication although that hasn’t turned out so well. And yeah, call it engineering. Started with the wheel. Thanks for the reminder in thread.