UPDATE: The Sale has ended early.
Newegg is offering the Western Digital 2TB My Book Essential USB 3.0 External Hard Drive, model no. WDBACW0020HBK-NESN, for $99.99. The coupon code “JULY4THSL27” cuts it to $79.99. With free shipping, that’s $0.04/GB, and the lowest total price we could find by $19. It features password protection with hardware encryption. The coupon expires July 4.