Warning: This review may contain spoilers Dan Brown manages to make a big splash every time one of his novels comes out. Since The Da Vinci Code, he’s been able to ride the wave of the mass book market. Even if a book isn’t a hit, Brown still does well. And this time with Inferno, he should be coming under a lot of criticism for what he’s provided. Is it fantasy? Sci-fi? Thriller? Historical? Mystery? No wait – he’s decided to give a little of everything, and the outcome of his recipe is a mediocre mess. Normally, I try to be more forgiving and find both the good and bad while reviewing. But this time, the only good I could find is that the…