That's because most of the surplus agrarian workers found new jobs from factories and service sector in cities. Industrial society needed more people to work th

That's because most of the surplus agrarian workers found new jobs from factories and service sector in cities. Industrial society needed more people to work the factory lines, transport stuff, feed those city living workers and so on. I'm not sure this latest wave of automation will be similar, because it's not obvious what new occupations increasing AI use could create, at least not in large enough amounts.