Viper Lair have a review of the Highpoint RocketRAID 404 Card. RAID setups has several advantages over single drives. Either they can be faster, provide redundancy, or even both:
SATA maybe making headway in the marketplace, but the 404 card can provide you with a speed boost for your current drives, peace of mind or both. And with its ability to add a total of 8 devices, can be a great way to get some extra storage into your existing setup
