With the much-acclaimed Galaxy SIII in its pocket, don't think that Samsung is looking at Amazon's success with the Kindle and Apple's success with its iOS devices and saying to themselves, 'No, we'd rather not have that kind of diverse revenue, we'll stick to razor-thin hardware margins,' writes blogger Kevin Purdy. And that's not the only reason that Samsung might decide the time is right to maintain its own OS, or at least an Android fork: There's also the looming spectre of Google-Motorola.