Never-ending fall

Here is an interactive video of a female mannequin (HT BoingBoing) falling endlessly through a bunch of spheres. The image can be caught with your cursor when you left-click-hold the mouse.
Strange at first, then quickly unsettling when you imagine what kind of imagination dreamed it up, and what kind of perverse impulse makes anybody want to play with it longer than a minute or two.

Or five or ten.

Or an hour or more...

Or....