Today only, until 3 pm ET (or 100% expired), Amazon offers the Seagate Expansion 3TB USB 3.0 External Hard Drive, model no. STAY3000102, for $139.99 with free shipping ($0.05/GB). That's the lowest total price we could find by $56 and the best deal we've seen on this hard drive since last fall, when it was $29 less.