Why does John Gruber have to be "objective"? He's writing about what he likes, what he's interested in, what he doesn't like, what he'd like to write about. He

Why does John Gruber have to be "objective"? He's writing about what he likes, what he's interested in, what he doesn't like, what he'd like to write about. He writes to entertain and stimulate his readers. He's not writing Wikipedia articles, or reviews.