This week, John and Rambo go on a deep dive into the responder chain and how UI events are propagated on Apple’s platforms. Also, SwiftUI vs Catalyst, Apple’s mysterious new QR codes for AR, and a visit to the Sundell R&D division.

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Hosts: * Gui on Twitter: @_inside * John on Twitter: @johnsundell

Links * Apple’s custom QR codes for AR * Rambo’s AR article on WWDC by Sundell * The responder chain * Using the responder chain for error handling * Rambo’s dotSwift conference talk about MVC

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