WWDC 2002 (May 6-10) sessions schedule is available... WWDC has traditionally been the conference where details of Apple's OS plans have emerged:
Join thousands of developers in San Jose May 6-10 at Apple's Worldwide Developers Conference where you'll learn about the future of Mac OS X, Apple's UNIX-based operating system. Immerse yourself in Apple technologies during this information-packed, five day event. Discuss issues, share ideas, and solve problems with Apple engineers and your peers in a casual atmosphere.