> it sounded like you were suggesting you could make the whole scene darker -- and thus improve the motion blur effect -- by rotating the lens. That would be t

> it sounded like you were suggesting you could make the whole scene darker -- and thus improve the motion blur effect -- by rotating the lens. That would be true if the iPhone's lens also has polarization... https://www.seattleu.edu/scieng/physics/physics-demos/optics/polarizers/ https://www.seattleu.edu/scieng/physics/physics-demos/optics... https://www.youtube.com/watch?v=5SIxEiL8ujA https://www.youtube.com/watch?v=5SIxEiL8ujA