Perhaps no industry has gone through the enormous range of changes that farming has over the years. Initially, everyone farmed in a small way: it was growing at least some food for the family or starve – meat was often a treat, saved for special occasions or the rich. Co-operative farming ventures and wealthy landlords saw farms grow and become profitable, able to focus on food crops that brought in the biggest return on investment. From there farming diversified massively. Subsistence..