Isn't HATEOAS (REST) a great case for #1? If all the APIs get their state from Facebook they could inject a 2-3 seconds ad between every XX requests or YY inter

Isn't HATEOAS (REST) a great case for #1? If all the APIs get their state from Facebook they could inject a 2-3 seconds ad between every XX requests or YY interval. I dislike ads just like the next guy, but this IMO is better than intrusive hooks inside the content, much like TV.