First to explain what is PWA (Progressive Web App). PWA is actually in the ordinary mobile Web App blessing many new Web technologies in the hope of reaching the experience of Native App.
The most intuitive is that many mobile browsers have a 'Add to Desktop' option, you can add some web page functions to the desktop, like a local APP like to use, such as the two-dimensional code 'Sweep' feature, 'Taobao Touch screen 'and so on.
But Microsoft's PWA capabilities will be more comprehensive and will put it on the Microsoft Store, just like UWP applications.Microsoft also encourages developers to package PWAs into UWP applications.Moreover, through the Bing crawler, it actively looks for online The released PWA automatically adds it to the Win 10 store whenever it detects no quality and security issues.
Microsoft's move is indeed to increase the number of Win 10 applications, but it is bound to affect the enthusiasm of UWP developers, after all PWA and UWP are lightweight application experience, but UWP development workload level compared with the PWA is different Far away.
Overall, PWA's application experience better than the native page, but not a revolutionary progress, that is, the difference between 80 points to 95 points, but the cost is not the average company can afford, and now is Microsoft And Google two rich big brother in more active promotion PWA development.