Imax 3D Promo for TRANSFORMERS: AGE OF EXTINCTION

"3D is always better when your brain has three or four seconds. You get the most 3D effect when it starts about three to four seconds, that’s when it starts feeling 3D. And then what you do, quick shots are always flat. But the weirdest thing is, your brain tricks itself into thinking its 3D, when it’s not. I could give you a test. It just does this weird thing. But fast shots are always flat." -said director Michael Bay, in reference to "shorter shots used in past films". (Read more on SlashFilm).