Rihanna's new photo spread for this month's W Magazine poses the question: Why do some people get to have all the pretty? Life's just not fair, that's why. But Rihanna's not just a beauty. She's a proven hitmaker (who lately has shown a knack for metaphors.) In these photos, fashion photographer Craig McDean captures a 21-year-old pop star who appears just a bit reflective (while topless, of course. This is still a W shoot.) You can't help but see this and think back to Chris Brown's recent