I am arguing that no one format SHOULD be your base format for data. You'll happen to have a format or another for any reason, it could be json, xml, csv or any

I am arguing that no one format SHOULD be your base format for data. You'll happen to have a format or another for any reason, it could be json, xml, csv or anything else. Contrary to that you are positing that everything should always be based on or converted to plain html before serving to a browser. That's the point where we disagree.