Amazon offers the Seagate Expansion 1TB USB 3.0 Portable External Desktop Hard Drive, model no. STAY1000102, for $89.99. (newegg via code "EMCNFND42" and Staples charge the same.) With free shipping, that's $0.09/GB, $10 below our February mention, and the lowest total price we could find by $7. This hard drive is USB 3.0 powered and features a 640MBps transfer rate. Coupon ends April 8.