I think the biggest piece of evidence against it is, who would want to go without food for so long? I love food. Breatharians are weird. If only they had peer reviews, that first test I liked how they measured the water before and after. Still though, what's his motivation?
How many Minbari does it take to screw in a lightbulb? None. They always surrender right before they finish the job and never tell you why. Read
A cut of the funding that the doctor in charge of the "research" is trying to get? Fame?
"You've all been selected for this mission because you each have a special skill. Professor Hawking, John Leslie, Phil Neville, the Wu-Tang Clan, Usher, the Sugar Puffs Monster and Daniel Day-Lewis! Welcome to Operation MindFuck!"