While the tablet segment right now is at the center of all the attention, what with the launch of the new gen iPad 2 along with the bevy of Honeycomb laced tablets, an e-book reader has in the meantime surprised all of us by having shipped three million e-book readers. It's all about the Nook Color e-reader, though what is more surprising is that while Barnes & Noble takes … [Read more...] about Barnes & Noble has sold 3 million Nook Colors since its launch