Jared Sinclair • 9/10/2025

We Need to Talk About Observation

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This technical blog post critiques Apple's deprecation of the ObservableObject protocol and @Published properties in favor of the new @Observable macro and Observation framework. It discusses the implications for SwiftUI architecture, comparing the old reactive paradigm with the new one and pointing out missing functionality that developers need to consider.

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#mobile development #Io #Swiftui
We Need to Talk About Observation

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