Amazon and Barnes & Noble may be swiping the limelight, but Sony's clearly playing for keeps with its $399 Reader Daily Edition. The 7-inch e-book reader has just been listed for pre-order over at SonyStyle, and with it will come wireless access (via AT&T) to the company's own eBookstore. We're told that the company will "announce newspaper and magazine content providers within the next month," and of course, no monthly fees will be tacked on from browsing and buying books. If