has the Western Digital My Passport Essential 2TB 2.5" External Hard Drive
for $154.95 with free shipping. Regularly $179.95.
Backups are extremely important in photography (and business, for that matter). Most people are inadequately protected from hard drive failure, fire, theft, etc.
We currently rely on the WD My Passport Essential 2TB 2.5" Ext HD for critical backup purposes (using 7 drives in rotation). They are fast and have been proven reliable.