Mogopop.com, a site for creating, sharing and downloading rich media iPod content, is offering two member-published iPod guides for Macworld Expo in San Francisco next week. Both guides are free and available to download to iPods via the Web site. Together they offer a comprehensive portable guide to this major annual event for Macintosh fans, users, developers and enthusiasts. The two guides available are “The Hess Memorial Macworld Events List” and “The Unofficial iPod Guide to Macworld ’07.”