Next month? Psshh. For those hankering for a slice of that oh-so-tempting Micro Four Thirds pie, Olympus' new and improved PEN E-PL1 is now shipping (in blue and gold, anyway) from Amazon. If you'll recall, the company told us that it wouldn't be available until March when it launched three weeks ago, but hey, you won't find us kvetching about early availability. For those who've forgotten, this compact camera touts the same 12.3 megapixel image sensor as the E-30 and
