In this groundbreaking book, author John Smith chronicles the rise of centralized computing, then reveals why decentralized blockchains now pose an existential threat to these IT empires. With advantages around cost, security and innovation, decentralized technologies are primed to capture a sizable share of the $500 billion cloud market. The book provides an insider's perspective on leading decentralized networks like Internet Computer and Cudos. It exposes the systemic risks and hidden vulnerabilities of today's data center oligarchy. Readers will learn how blockchain architectures can distribute trust, compute power and economic benefits more equitably. For technology leaders and investors preparing for the next wave of innovation, this book provides an indispensable guide to the coming decentralized future. It explores how hybrid models can help enterprises transition gradually. And it cautions against overconfidence from giants like AWS who face true disruption.