Of course he’s Richard Brook. There is no Moriarty.
Did you almost start to wonder if I was real? Did I nearly get you?
Is that a British Army Browning L9A1 in your pocket or are you just pleased to see me?
“The story of Sherlock Holmes, on the surface, is about deduction, but in reality, it’s about the best of two people who save each other. They become this perfect unit. They become the best friendship ever, and they become heroes.” -Steven Moffat