I've seen way too many FAQ's with atrocious grammar and run-on sentences that span two pages per game level! But then again, if you're tight on cash you can skip this book.What a Game! What a Book! Syphon Filter. Is a tough game that needs a tough book. The guide tells ya' everything you need to know about the game and how to whoop some terrorist ***. All in all what would ya' do with out it?