Ending today, BuyDig offers the Western Digital MyBook Essential 3TB Desktop External Hard Drive, model no. WDBACW0030HBK-NESN, for $129. Coupon code "DIG10" cuts it to $119. With free shipping, that's $0.04/GB and the lowest total price we could find by $15, although it was $10 less last month. It features a USB 3.0 interface and password protection with hardware encryption.