Barnes & Noble yesterday announced that it just released a new Nook for Windows 8 app, which "enables customers to sign in and shop using their Microsoft account, dramatically simplifying the reading and shopping experience," according to a release. Jamie Iannone, president of digital products at Nook Media LLC, says that "Nook is already the highest rated reading and digital bookstore app on Windows 8," although somewhat confusingly, in the same release, he also says this: "As part of our strategic partnership with Microsoft, we are thrilled that Nook is the first digital bookstore to support Microsoft account for sign in Windows...