Bob Muglia, senior vice president, Server and Tools Division, discusses Microsoft?s new interoperability principles and the steps the company is taking to increase the openness of its products. With the emergence of Web services and service-oriented architectures, and the growing importance of software plus services, interoperability across systems has become a key requirement. At a press conference today, Microsoft unveiled a new set of principles and actions designed to increase the openness of its products and drive greater interoperability, opportunity and choice for developers, partners, customers and competitors.