one pillar uh so looking at the example for uh in the relationship between the client and the api uh there might be a case where our client needs uh the whole home page for its app in one request and this is something that usually in the api we don't think about like this or for example we have an article and the article has an image so depending on the client we can do it either sending a url or we can have some complex resources additional logic behind it looking at the api and the backend relationship this is