.. unless the art is text. Is art only something that involves paint and canvas? What about poetry and prose, calligraphy, Japanese and Chinese writing? Arabic calligraphy was, is, and can be made into the shape of animals and other figures, as seen in many Islamic texts and pictures. That is art, that is writing, and if it couldn't be explained then there would be no literature classes. Graffiti art is words represented creatively, even. It's a matter of the perception of what exactly art is, and whether words are less of an artform than visual representations. Is there also art in the process of creating art? Explaining how someone made something or what it is made of can have meaning, as well. If anything, "art", in this case, is a word that is being used reductively.

"Art does not reproduce the visible; rather, it makes visible." - Paul Klee