For most of human history, the essential nature of creativity was understood to be cumulative and collective. This notion has been largely forgotten by modern policies that regulate creativity and speech. As hard as it may be to believe, the most valuable components of our immortal culture were created under a fully open regime with regard to access to pre-existing expressions and re-use. From the Platonic mimesis to Shakespeare’s “borrowed feathers,” the largest part of our culture has been produced under a paradigm in which imitation—even plagiarism—and social authorship formed constitutive elements of the creative moment. Pre-modern creativity spread from a continuous line of re-use and juxtaposition of pre-existing expressive content, t...