John green begins by discussing one of the most obvious consequences of agriculturewhat is it and what are the most immediate consequences for those societies?

It is the development of urban areas, which prompted proto-communism where individuals could take up different occupations and be totally certain that you wouldn't starve. The outcome of proto-communism is that it causes the individuals who do nothing to get wealthier, and the individuals who do relentless work to end up plainly poorer; at the end of the day, it expanded the contrast between social classes.