Wow! How do you guys feel about Sherrie Levine?
As with all the pictures generation artists the concern is not with originality but rather with the multi-valence of the image and the cultural effects of its consumption. In regards to this relationship, Prince is a trickster and in many ways his work presages the debates surrounding originality, content and ownership that have been so prevalent in the digital era. What value you assign to Prince's artistic practice is really beside the point.