Looks like a nice trick. I suspect that they might get a similar effect if they made Oreos appear a sickly green in the field of vision. While the sizing hack

Looks like a nice trick. I suspect that they might get a similar effect if they made Oreos appear a sickly green in the field of vision. While the sizing hack is neat, I think there are a lot of other ways to process images of food to make people eat less of it. I'll leave that to everyone's imagination.