31:24

Introducing Safari View Controller

35:40

Swift and Objective-C Interoperability

42:46

Managing 3D Assets with Model I/O

41:20

Privacy and Your App

38:37

What's New in LLDB

39:48

What's New in Core Motion

34:32

What's New in MapKit

45:52

Protocol-Oriented Programming in Swift

54:48

Designing for Apple Watch

33:52

Advanced Debugging and the Address Sanitizer

52:41

Your App and Next Generation Networks

51:54

Apple Watch Design Tips and Tricks