App Interface Guideline: Animation — Limited Continuous Motion. Keywords: loop animation loader. Platform: iOS/Android/React Native. Description: Reserve infinite animations for loaders and live data. Do: Use looping only where necessary. Don't: Keep decorative elements looping forever. Good Example: Animated.loop(loaderAnim) for ActivityIndicator. Bad Example: Animated.loop(bounceAnim) on background icons. Severity: Medium.