They can then monetarize these applications in our App Store with margins that are 50% higher than in the App Stores of Apple and Google. The Blockchain guarantees full transparency and security in respect of app sales and reviews.
(Don't you mean monetize?)How? This is great since more income for app developers and of course, blockchain guarantees transparency and security.
Well of course it would be very great but not really that great yet. Unless PWA advances faster and codes are readily available to dev teams, it won't be easy to create PWA. It's already not easy to create apps for existing app stores.