This podcast episode explores Expo, a framework for building React Native apps, and its key features. It highlights the benefits of Expo Router, a new navigation solution that simplifies native navigation and introduces file-based routing. The episode also discusses cross-platform code sharing challenges and how Expo Router addresses them. It delves into the Metro Bundler, a bundler developed by Meta, and its innovative techniques for efficient code bundling. The podcast touches on adapting web features into the native world, the popularity of Yoga, and the introduction of Continuous Native Generation (CNG) as a workflow for generating native code and projects. It examines the potential of React Native beyond mobile development and discusses React Server Components and their impact on offline support. The episode concludes with discussions on the future of cross-platform development, including the potential of server components, React Forget, and VR, as well as the impact of Apple's Vision Pro on desktop computing.