Thief! Thief!

I'm a bit late to this piece written in 2007, but my brother just tipped me off to a great article in Harper's: The ecstasy of influence: A plagiarism. A great meditation on the ways that plagiarism is pervasive in creative works (music, poetry, literature). 

And if you're intrigued by the intro--in which we learn that the original story Lolita was written in 1918, and not by Nabokov--I've found a translation online here.