Apple's Liquid Glass design is here to stay, and developers need to adapt quickly. After attending a three-day workshop in New York City, I learned that Apple engineers are emphatic: Liquid Glass is expanding across the ecosystem, not rolling back. Teams betting on a design reversal are charting a course for technical debt when Xcode 27 becomes mandatory in early 2027.

During the workshop, Apple's Developer Relations team revealed that hierarchy is the absolute anchor of Liquid Glass design. The content layer must dominate screen real estate while controls get pushed to vertical extremes—top navigation bars and bottom toolbars. The rule is simple: controls serve content. Nobody opens your app to admire custom buttons; they want information.

The team also addressed component customization concerns, explaining we're experiencing the same reset that happened during the iOS 7 transition. Right now, Liquid Glass is Version 1.0, focusing on foundational stability over deep customization. But WWDC26 and Xcode 27 promise to bring the first major step toward maturity, with expanded component capabilities on the horizon.

Practical SwiftUI advice from Apple engineers includes rethinking List versus ScrollView usage. Default to ScrollView with LazyVStack for most scrolling content rather than List, which should be reserved for uniform data structures or built-in swipe actions. This architectural shift represents the new standard for robust, modern app development.