An espionage organization is a collector: it collects raw information. That gets processed by a machinery that is supposed to resolve its reliability, and to present a finished product.
'Hunger' definitely changed my life, in terms of being recognized by filmmakers, since that was very much a filmmakers' film.
I am now in that happy comfortable state that I do not hesitate to indulge in any fancy in regard to diet, but watch the consequences, and do not continue any course which adds to weight or bulk and consequent discomfort.