I think you’re confusing Progressive Web App (PWA) with Progressive Enhancement. PWA is basically a web app (typically an SPA) that behaves like a native app, a

I think you’re confusing Progressive Web App (PWA) with Progressive Enhancement. PWA is basically a web app (typically an SPA) that behaves like a native app, as described in the MDN page they reference. Loading progressively such that the page is still useful without JS is Progressive Enhancement.