We cannot hide it, folks – having the chance to preview the Samsung ATIV Tab is getting us pretty excited. And in case you wonder what makes us feel that way, it is just that the slate is among the first of its kind. Powered by Windows RT, it is meant to be an alternative to Microsoft's lower-end Surface model, which is due to debut later this year. As such, it has been outfitted with some pretty decent hardware, including a dual-core Snapdragon S4 processor paired with 2GB of RAM, 10.1-inch touchscreen, and a pair of cameras, the main one being of 5 megapixels...