Hacker News on 28 September 2012

• A Letter from Tim Cook on Maps
• Bootstrap Maintainers Leave Twitter
• California passes groundbreaking open textbook legislation
• Patent US6368227 - Method of swinging on a swing
• Notch: "I'd rather have minecraft not run on win 8 at all than to play along."
• Want To Disrupt An Industry? Try Actually Working In It First
• Patio11 launches his lifecycle emails course
• Show HN: Bubbles - my unfinished HTML5 Particle Game
• Stripe partners with Chilling Effects
• Alligator Eggs