But this time - well, this time it might be different, because instead of being complementary to their services, this one actually threatens them. It might finally make them ban OEM/3rd party customizations, and get everyone to use stock Android, just like every PC out there has to use the same Windows interface.
As an Android user who would like to see more phones without OEM customizations, Facebook Home couldn't make me any happier, if it actually forces Google into banning it and any other such customizations, starting with Android 5.0.