You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract In Mac vs. PC Battle, Microsoft Winning in Value Perception View Has Shifted Dramatically Among Young Demo Since 'Laptop Hunters' Campaign By Abbey Klaassen, Published on May 18, 2009 42 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.