There's not a problem, but is there a point? It means creating an essentially useless HTML page. There's expense and overhead to doing it, in both initial dev a

There's not a problem, but is there a point? It means creating an essentially useless HTML page. There's expense and overhead to doing it, in both initial dev and maintenance. That expense has to be justified, and what is the justification? "Some guy says you shouldn't have an API, just alternative representations of your HTML, therefore we must have HTML versions of our entire API, even if their content is fully dynamic and doesn't need a permanent static URI". No sale.