For its newsletter subscribers only, newegg offers the Seagate 4TB Backup Plus USB 3.0 External Hard Drive, model no. STCA4000100, for $189.99. Coupon code "EMCXVWR98" cuts it to $161.49. With free shipping, that's $0.04/GB, $14 under our mention from a month ago, and the lowest total price we could find by $19. It's compatible with Windows and Mac and features two backup scheduling options, social network sharing, and more. Deal ends February 18.