I found at compusa you can get AcomData 40 GB ext USB 2.0 or a 7200 rpm 40GB firewire drive for 49.99 after mail in rebate. It is 94.75-14.92instant-14.92 mfr. mail in - 14.92 additional mfr mail in = 49.99.

for the usb 2.0
http://www.compusa.com/products/prod...8569&csearch=1

for the firewire
http://www.compusa.com/products/prod...6329&csearch=1