iOS8-Sampler is a collection of focused code examples for technologies introduced with iOS 8. The application demonstrates audio distortion and delay through AVAudioEngine, along with built-in and custom Core Image filters. Graphics samples cover Metal rendering, uniform streaming, and SceneKit content. Device and privacy examples explore HealthKit, Touch ID, touch-radius data, altitude sensing, and step counting. Interface demonstrations include blur and vibrancy effects, WKWebView,...