In the Plex is the go-to reference for understanding Google's internal culture, ad-auction mechanics, and engineering-driven decision-making, cited by nearly every major book about Silicon Valley's power. Antonio Garcia Martinez uses it as the comparative account of Google's ad system against which he reconstructs Facebook's competing machinery in Chaos Monkeys, while Jonathan Taplin cites it when indicting the search-advertising business model in Move Fast and Break Things.
David Sanger draws on Levy's reporting of the Google-China confrontation in The Perfect Weapon, and Jaron Lanier references the book repeatedly when arguing that Google's advertising economics represent the paradigmatic exploitative business model. Readers praise Levy's unprecedented access and his ability to make technical subjects legible, finding it an indispensable companion to Stone's The Everything Store for anyone trying to understand how Big Tech actually works.