In a post we did a couple weeks ago about the Salinger suit, we quoted a copyright lawyer who suggested that the work by the defendant, J.D. California (a.k.a. Fredrik Colting) might only withstand Salinger's challenge if he could prove that his book was a parody of Salingers' original, the "Catcher in the Rye."

In order to prove itself "parodic," the lawyer said that California's book might have to provide commentary on the original work.

It...