Fry's Electronics offers the Western Digital 500GB My Passport Edge Portable USB 3.0 External Hard Drive for Mac, model no. WDBJBH5000ABK-NESN, for $49 plus $3.99 for shipping ($0.11/GB). (In-store pickup is also available.) That's the lowest total price we could find by $10. It features password protection and hardware encryption and can also be reformatted for use with a PC. Deal ends July 11.