"There are folks out there with state-of-the-art bunkers and three-year supply caches. They are called “preppers” because they are way more prepared than you will ever be. But don’t worry about it. Because the more you have in an apocalypse, the bigger target you have painted on your back. Do you want to be guarding your dehydrated military meals from every bloodshot-eyed survivor with a shank and nothing to lose? No. Keep it simple, stay nimble."
Jenny Gottstein " How to Survive the Zombie Apocalypse and other Disasters"
Her theory is that you should keep some crackers and other supplies in a small hand carry, so you can remain "mobile."