When style seems to have been an unobservable feature in images before the era of art, it became the normative and qualitative property during Early Modern times, and thus copying became the most prominent activity in the teaching and progress of art. What was aimed at was not so much the copy of the image, but rather to master the stylistic qualities of, say, a Rembrandt or a Raphael. Not so anymore. During Modernism, imitation of another artist's style is regarded as plagiarism, that is, issuing another's work as your own and is generally regarded as the most embarrasing an artist can do, and as such stands in contradiction to our very concept of art. Still, plagiarism has been, and is a prominent unrecognized feature in the artistic prod...