Create a Flickr Viewer application using Swift and learn about completion closures in this 55-minute tutorial. Develop skills in writing custom completion closures, implement basic debugging techniques, and parse JSON data. Build a user interface with an image view, handle random results, and gain practical experience with Swift programming concepts. Access the provided tutorial files for a comprehensive learning experience. Explore topics such as class functions, error handling, and working with dictionaries while creating a functional Flickr photo viewer.