> Does the app avoid unnecessary roundtrips to the server?
Guess what, using server-rendered pages avoids all unnecessary roundtrips by definition, because the entire page is loaded in one go. You can augment a server-rendered site with client-side SPA features for seamless interaction within the page, but that's not a key requirement either.
Guess what, using server-rendered pages avoids all unnecessary roundtrips by definition, because the entire page is loaded in one go. You can augment a server-rendered site with client-side SPA features for seamless interaction within the page, but that's not a key requirement either.