That’s 47 million blogs existing on a single platform, a number that dwarfed the independent blogging ecosystem at the time. What 47 million captive blogs meantThose 47 million MySpace blogs weren’t truly blogs in the traditional sense. Your MySpace content existed only within MySpace’s walled garden, visible only to other MySpace users and only through MySpace’s interface. The indexing problem that still mattersThose 47 million MySpace blogs couldn’t be indexed externally. That’s the lesson from 47 million MySpace blogs.