

Description
A plastic bottle performs a stair dance, hopping up and down, tapping out wild rhythms akin to a Broadway dancer. At first glance, it appears merely tossed about by gusts of wind. But is that truly so?
A plastic bottle performs a stair dance, hopping up and down, tapping out wild rhythms akin to a Broadway dancer. At first glance, it appears merely tossed about by gusts of wind. But is that truly so?