Originally Posted by
Emma of Northbridge
This can't be a trick of the eye!! (Or brain for that matter!!) The leg that this naked lady is balancing on actually changes - and not because you "will it to" or "focus" on the picture - but because that is what the animation actually does! It's pretty obvious!! When balancing on her left leg she turns clockwise and when balanced on her right one, she turns anti-clockwise.. It's impossible for us to be in control of which leg is the pivitol one!! Watch carefully and you're sure to see the sneaky change!! (The alternative is that i have way too much time up my sleeve to analyse this - and i'm totally dillusional!)