english: We notice, looking at all these people opening boxes, that when people get to about 13 out of 15 pies, their perception shifts, they start to get a bit bored, a bit testy.
non_english: Gledajući sve te ljude kako otvaraju kutije, primećujemo da kad ljudi stignu do nekih 13 od 15 pita, njihova percepcija se menja i postaje im pomalo dosadno.