Great book!
If you're every looking for an Audio Drama - checkout Mysteries of the Bitcoin Citadel
https://www.youtube.com/watch?v=-9I5qmqH58E
Lauren thought she was driving north to sign papers and sell a crumbling lakeside lodge.
Instead, she found her uncle’s fortress of paranoia, every wall humming with riddles, ledgers, and the sense he’d built it for something no one will explain.
https://fountain.fm/show/RdBny3x8kiOcHY4GwEgD