Wool

This book by Hugh Howey has come up 2 times on Tim Ferriss. One of those mentions was a genuine on-air recommendation, not just a passing reference. The people who brought it up: Chris Sacca, Tim Ferriss. The earliest mention we indexed is from 2024-03-13 and the most recent from 2025-01-23. Every occurrence below links to the episode page and to the exact second it was said on YouTube.

They live beneath the earth in a prison of their own making. There is a view of the outside world, a spoiled and rotten world, their forefathers left behind. But this view fades over time, ruined by the toxic airs that kill any who brave them. So they leave it to the criminals, those who break the rules, and who are sent to cleaning. Why do they do it, these people condemned to death? Sheriff Holston has always wondered. Now he is about to find out.