That's only true assuming: 1) Food only consists of highly perishable produce, and 2) People are unwilling to make substitutions or otherwise change their eat

That's only true assuming: 1) Food only consists of highly perishable produce, and 2) People are unwilling to make substitutions or otherwise change their eating or cooking plans. No one's gonna die from a supply chain outage of pears, and we can warehouse lentils without them going bad.