Digital or The Real Thing?

I recently received a package of books from my editor at Little, Brown. (Yes, this is one of the coolest moments in landing a book deal — it's like the Welcome Wagon of the publishing business.) The package included beautiful picture books like "Martha Doesn't Say Sorry" and "Birdie's Big Girl Shoes," cool books for grade school readers like "School of Fear" and "The Unusual Mind of Vincent Shadow," and several gorgeous young adult novels like "Prophecy of the Sisters" and "Ghost Girl."...