Earlier quoted context omitted.
This is also a great defense against something like bird flu. When you centralize operations a disease can spread through a population like wildfire. When it's a number of smaller, separate operations the impact is lessened.
Really raises the question - should vital infrastructure, like food production, be built in an attempt to maximize profit or resiliency? Have things swung too far in one direction?
Every step you take that makes food more expensive, some use cases of food are no longer possible (say, free eggs in all elementary schools or something).
How many of these uses are we ok eliminating so the wealthier population has a more consistent/resilient supply?