Supernova: The battle for the soul of the Web

At the Supernova conference in San Francisco, Tim O'Reilly, CEO of O'Reilly Media, talks with Monica Keller, group architect with MySpace; Dick Costolo, COO of Twitter; and Brett Slatkin, group engineer of Google, about the future of standards and interoperability on the Web. The tech executives discuss whether companies in the future should compete on features or proprietary lock-in of software.