Why? The whole point of content negotiation is the client tells the server which types it wants the content in, with weights to determine preference; The serv

Why? The whole point of content negotiation is the client tells the server which types it wants the content in, with weights to determine preference; The server then works out the best match for what's requested. Why do you need to ask about what's available? Just ask for it if you support it, and then handle the response based on its type.