The anti-clutter movement is having a moment. You may have heard about a book--an entire book--written on the topic of tidiness and how "magical" and "life-changing" it is to neaten up and THROW AWAY YOUR BELONGINGS. Yes, you read that correctly. It's time to fight that ridiculousness and start buying even more stuff and leaving it any place you want. Guess what, neatniks? Science shows that messy people are more creative.* Being a slob is an art,...