There is a new book out. The Knowledge, how to rebuild your world from scratch by Lewis Dartnell
He’s a scientist. If that qualifies him to be a survivor, I don’t know. In the end our society is split into the haves and have nots. If we have certain things we are obviously better off. Not having those things will make quite a few people hangry. That’s life. With all the tech around its still not very different from 200 years ago or 10,000 years ago.