Back from WWDC 2019, we discuss whether large companies should drop support for older iOS versions. We follow up on Federico's iPad setup, Apple is listening to Pro users, Apple making corporate BYOD less invasive, and Apple is tightening up its rules for enterprise app certificates. We chat about the Mac Pro and Pro Display XDR. We discuss WWDC 2019 sessions on Combine, SwiftUI, Project Catalyst, Reality Composer. We discuss some new App Store Guidelines you may not have looked at. We also cover Shai Mishali's RxSwift to Apple’s Combine “Cheat Sheet”. Picks: SwiftUI Essentials: Creating and Combining Views, Combine | Apple Developer Documentation, Mac Pro in AR - Apple, Visual Codes by Benjamin Mayo, and SwiftTO.