Pirated: Should I Scream with Anger or Joy?

Today, a Google Alert came through with links to the first big scale pirated edition of The Spanish Helmet that I have been made aware of. There have been little ones in the past, but this one is the real deal.

The big question now is: should I curse the pirates or should I celebrate my success. Neil Gaiman and Paulo Coelho have both reported many times that pirated versions of their books result in sales increases. Meanwhile, thousands of big-name and unheard of small-time authors are crying...