Ever since Duchamp hung a urinal on the wall and threw the art world into turmoil, the question of what Art actually is has been debated. The art world is one of a few places where copying, out-right plagiarism, and appropriation are permissible and even admired. 

In this context, a random abstract pattern on a sidewalk, unnoticed or avoided by passers-by, formed without pretense by animals relieving themselves on a canvas of concrete pavement,  decaying into nothingness, and vulnerable to the elements, can inspire thoughts of randomness, frivolity, evanescence, and other aspects of the human condition…And…