Many interesting ideas and concepts, no question. However, if it was a startup pitch I would struggle to see a killer application. I can see features (some are

Many interesting ideas and concepts, no question. However, if it was a startup pitch I would struggle to see a killer application. I can see features (some are very exciting!) here, but I'm failing to see a product. What kind of real-life problem would such OS solve? Is this problem worth billions of dollars required for developing a new OS and a tool kit of apps for it?