This deal has ended.
Buy.com has the 1TB Fantom Drives G-Force External Hard Drive priced at $94.99 after this $20 mail-in rebate (expires 5/31, though price may change before then). Shipping is free, there is no sales tax (except CA, MA, MD, NY, TN), and new customers can use this $5 off $100 coupon. Under $0.10 per gigabyte is a phenomenal deal on external storage. Plus, it's compatible with either Mac or PC (USB and eSATA) and comes with a one-year warranty.