Keepers of so-called “good taste” should always improve their interpretations when evaluating a painting and should abandon their prejudices. Let us take, for example, Nude Descending a Staircase no.2, the great painting by Marcel Duchamp, an incredible insurrectionary treatise on art: it is a painting that breaks down the barriers of genre in one fell swoop, since on the basis of its appearance alone it is not possible