"Web services" offer an exciting vision of the future of IT service delivery in which widely diverse and physically distributed servers and applications interact seamlessly and automatically via standardized interfaces. In a sense, Web services represent the natural extension of the modular, open architectures of the Internet to higher-level applications. But is the application-level modularity depicted in the Web services vision really feasible? What will the IT services industry look like if Web services are successful? As the Beatles said, "Well, you know, we'd all love to see the plan..." Tune in this month and check out the Web services "revolution" for yourself.