Twitter to tour the world teaching developers how to build apps

Twitter is embarking on a worldwide tour to disseminate knowledge and technical know-how about building good apps. Using the company’s tools, of course.Flock, as Twitter calls it, is the company’s inaugural worldwide tour for its mobile development platform, Fabric, which was announced late last year. Fabric includes a range of tools for developing and monetizing mobile software, such as tools for app logins and crash reporting, and mechanisms for developers to weave Twitter content into