Interesting video of the effect: https://www.youtube.com/watch?v=_XpGUYbehSk https://www.youtube.com/watch?v=_XpGUYbehSk EDIT: Well, I thought it was interesti

Interesting video of the effect: https://www.youtube.com/watch?v=_XpGUYbehSk https://www.youtube.com/watch?v=_XpGUYbehSk EDIT: Well, I thought it was interesting anyway... my ability to perceive flicker deteriorated markedly after the age of 30 but this way I can at least see how the camera sees it! (I will be keeping an eye out for this phenomenon now but I doubt I could spot it any more unless right out of the corner of my eye.)