Interesting news today our of Denver-based Useful Networks with their mapNinja toolset for iPhone developers. According to the company, the mapNinja software development kit (SDK) enables developers to embed an interactive map viewer within their native iPhone applications in just three lines of code. Prior to mapNinja, iPhone developers had limited and unappealing options when deciding how to incorporate mapping into their iPhone apps. Imagine, add beautiful, panning, zooming, touch-enabled maps into their native iPhone apps with just 3 lines of code. See more details here or jump to www.mapninja.com