JSON is superior imo, works with multiple clients, but if you insist on server side rendering why not use your servers built in method, e.g. Django templates?

JSON is superior imo, works with multiple clients, but if you insist on server side rendering why not use your servers built in method, e.g. Django templates? A well made SPA can work offline and doesn’t have most of the typical disadvantages with respect to routing and redirects. That being said, people should obviously use what they prefer. It’s interesting how these things have become a sort of holy war.