Aside from circus performers, zoo-keepers, and Goth types, most people consider snakes a source of fear and revulsion. At least that's what Tap It Games, the makers of 9 Clues: The Secret of Serpent Creek are counting on. In some ways, their snake-heavy premise succeeds in tapping into (pun intended) our deeply-felt reptilian phobias. In other ways, it slithers wide of the mark.