This document discusses Windows desktop development and WPF features. It begins with an overview of the Windows desktop development landscape, including different UI frameworks and XAML platforms. It then focuses on WPF, describing its capabilities, downsides, and that it remains a capable and mature XAML platform. The document concludes by listing over 10 powerful WPF features and techniques, such as data binding, converters, vector images, templates, behaviors, and the visual state manager.