The digital age presents a critical evolutionary challenge for businesses, demanding adaptation or extinction. Evan I. Schwartz, drawing on extensive case studies, dissects the strategies that lead to success or failure in the online marketplace. He examines both consumer-facing ventures like Priceline and E-Trade, and business-to-business platforms such as Instill and Band-X, to identify the core issues all companies must confront. The book argues that traditional businesses must embrace the Web's evolution to survive, likening inaction to the fate of the dinosaurs.

The book is regarded as a timely analysis of the challenges and opportunities presented by the burgeoning internet economy. It is noted for its use of engaging case studies to illustrate complex business concepts. The author's exploration of digital evolution provides actionable insights for businesses seeking to remain competitive. The work is seen as a valuable resource for understanding the strategic imperatives of the digital age.