What the World Looks Like, If You Move Backward in Time??

In video, a woman walks, skips, and jump-ropes through the streets of New York while everyone else moves backwards. Of course, she’s the one moving backwards—a vivid illustration of the time-reversibility of the laws of physics.

The most remarkable thing is how the passers-by seem not to notice. A New York minute, it seems, is not just sped up, but time-reversal invariant.