“Kirkus Reviews has long prided itself on being a sort of Consumer Reports for the book publishing industry, proclaiming its independence by steadfastly refusing to accept advertising and producing early, plain-spoken reviews that can amplify or smother a new book’s early buzz. Now, however, Kirkus is embracing a new spirit of commercialism,” offering to review any book for $350 in its new online publicatiion, and considering the possibility of selling ads in its main print edition.