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Somethings not right with the first and last sentences of this paragraph:

This book will you see what that means. In Consensusland, every use of blockchain is based on a cryptocurrency that already exists, a cryptocurrency that’s being developed, or a cryptocurrency concept that blockchain engineers are working on. While Consensusland is fiction, the technology is not. It’s real and it will change the way people think, act, and interact with each other. In this book, you’ll see how people react to this technology and you’ll understand the social, economic, and behavioral challenges—huge challenges—that come with using cryptocurrencies instead of dollars, pounds, euros, yen, or whatever currency your country uses. You’ll also the potential benefits.

Maybe “In this book ...” and “You’ll also see ...”