For its newsletter subscribers only, newegg offers the Seagate 500GB Backup Plus Portable USB 3.0 External Hard Drive, model no. STBU500100, for $59.99. Coupon code "EMCYTZT3103" cuts it to $49.99. With free shipping, that's $0.10/GB, $4 under our mention from two weeks ago, and the lowest total price we could find by $10. (It was $10 less on Cyber Monday.) This drive runs at 5400 rpm and features an 8MB cache. Deal ends today at 6 pm ET.