Here are few nice talks with Apple's top managers right after WWDC:
- Interview with Doug Brooks, the Apple Product Manager about the new Mac Pro
- Interview with Craig Federighi, Apple’s Senior Vice President of Software Engineering about Apple’s new developer tools like Catalyst and SwiftUI, as well as iPadOS
And last but not least, here's an interesting interview by John Gruber with Craig Federighi and Greg Joswiak discussing the news from WWDC 2019: