Tabla de Contenidos: “…Designing a Simple, Frenzic-Style Puzzle Game -- Mike Ash’s Deep Dive Into Peer-to-Peer Networking -- Doing Several Things at Once: Performance Enhancements with Threading -- All Fingers and Thumbs: Multitouch Interface Design and Implementation -- Physics, Sprites, and Animation with the cocos2d-iPhone Framework -- Serious Streaming Audio the Pandora Radio Way -- Going the Routesy Way with Core Location, XML, and SQLite…”