It’s a psychological response based on a history of inconsistency in food supply. If you may or may not have food tomorrow, but there is a lot today, you stock

It’s a psychological response based on a history of inconsistency in food supply. If you may or may not have food tomorrow, but there is a lot today, you stock up and eat. This works great in the savanna, not so much when a trillion dollar company is using it to exploit you.