Books: They never learn ...

The estate of yet another little-known author, Adrian Jacobs, is suing J.K. Rowling for plagiarism. Quoth the estate's spokesperson:

We believe that she [Rowling] personally plagiarised [Jacobs's] Willy the Wizard book. All of Willy the Wizard is in The Goblet of Fire. We now have a case which is not just against Bloomsbury.

One wonders whether L. Frank Baum had to deal with this sort of thing ...