Whoa, there. We're still weeks away from an official big stage unveiling, but it looks like Samsung's next Galaxy phone is already out there. Vietnamese site Tinhte, which has past form on these kind of things, has got it hands on the GT-I9300 -- purportedly the Galaxy S III if Samsung decides to follow its own naming convention. According to the specifications leaked, the phone houses a 4.6-inch display at 720 x 1184 resolution (320 DPI, depending on whether you include those on-screen Android buttons), while a quad-core 1.4 GHz processor works on