The author of "The Bitcoin Standard" share the pdf for free: http://libgen.rs/search.php?req=Saifedean+Ammous+&open=0&res=25&view=simple&phrase=1&column=def
Only pay for physical version of the book.
This guy is trying to sell you a free pdf 💩 https://image.nostr.build/3010ac1e6890b1197dc854779b2af6199706d4be0b7501d252600709601ed017.jpg