For global catastrophic risks the costs of food storage become impractical for most of the population  and for some such catastrophes conventional agriculture would not function due to the loss of a large fraction of sunlight (e.g. during nuclear winter or a supervolcano). In such situations, alternative food is necessary, which is converting natural gas and wood fiber to human edible food.
Then, as the show-and-tell ended, he gave the prize for Best Bag to a precocious young Prepper whose kit included a fishing line, a seat belt cutter, ready-start fuel cubes, several types of multi-tools and a smoke hood. The winner had come with his mother and had dutifully prepared a bag for her. I wanted to talk with him, but when I approached, he asked if I was “press” and suspiciously refused to give his name.
“It was never offered as a contrary movement to hippies by any means,” Mitchell explains. “I think maybe it was just one more expression of ‘You can try something new now.’” Survivalism was and still is, Mitchell believes, a product of late capitalist consumer society, premised on drumming up panic about various hypothetical catastrophes and furnishing people with products that will allegedly help survive them.