Using Speech and Ink to Create More Personal UWP Apps

Learn how to make a useful Microsoft Edge extension using only a few lines of code. In this video, we focus on the brains of an extension - the background script. Get complete details at https://aka.ms/EdgeExtensionsDocs.
So awesome!
During the last Build Microsoft announced new extensions API for UWP in Anniversary update, also claiming that Edge's upcoming extensions support will be based on these APIs. How surprised was I when it turned out that I can't create Edge extensions using UWP and have to learn/use JS, HTML, CSS and Chrome extensions model! Why is that so, dear Microsoft?!