Facebook unveils operating system-app hybrid for Android
Facebook unveiled a system of apps called "Home" for Android on Thursday. At the launch event, Facebook CEO Mark Zuckerberg explained that Home is "not" a phone and "not" an operating system, but a series of apps that "sit" on top of Android's current OS. Adding, “You don’t need to fork android to do this, you don’t even need to modify the operating system.”
As noted by Jeff Bercovici at Forbes, "Home is a suite of apps that, together, constitute an interface for Android users willing to let Facebook mediate pretty much everything they do on their mobile devices."
Here is how the "not" app, "not" operating system works, according to The Examiner: