Ending today, TigerDirect offers the Western Digital 500GB Elements SE USB 3.0 Portable Hard Drive, model no. WDBPCK5000ABK-NESN, for $59.99. This $15 mail-in rebate drops it to $44.99. With around $4 for shipping, that's $0.10/GB and the lowest total price we could find by $4, although we saw it for $5 less in February.