The general public does not necessarily do well on rigid or dicotomous approaches to diet, where you either do the diet perfectly or you failed. A another example of rigid dieting is, here are your narrow set of foods, your six foods, i'm going to evoke my ppulsionele for six foods that work. Another form of origiditing would encompass very strict macronutrient targets. And so there's times and places for things like that. But when we're talking about the general public, on which the original flexible diting research was based on, what the majority of them can sustain and what they can't.