Update: Newegg has the Samsung 1TB USB 3.0 portable HD (Model: STSHX-MTD10EF) for $50 shipped with coupon code SPECIALDEAL.
Adorama via Ebay has the Western Digital portable USB 3 Hard Drive model WDBUZG0010BBK-NESN for $52.99 with free shipping. That’s the lowest price we’ve seen on a brand name 1TB USB 3 hard drive in recent memory. This is bus powered, contains a free trial of WD SmartWare Pro auto and cloud backup software and gets 4.5 star ratings from Amazon reviewers.
Need some more space? Beach Camera via Ebay also has a
2TB Western Digital My Passport USB 3 Portable Hard drive Model WDBY8L0020BBK-NESN (Sold Out) for $99.99 shipped. It also gets 4.5+ star reviews at Amazon.