This deal has ended.
Newegg has this Seagate 1TB USB 3.0 External for $79.99 with free shipping, the lowest price we could find by $20. It features USB 3.0 connectivity it can transfer files up to 10x faster. It weighs just 9.9oz and is just slightly larger than a notecard, so it is extremely portable. Sales tax is only charged in CA, NJ, and TN.