How to make a hard drive speaker system

Looking to make use—if not necessarily good use—of your old hard drives? This how-to presents instructions for creating a hard drive speaker system to use in conjunction with an MP3 player. To follow along, you'll need an MP3 player (e.g., the Samsung YP-S3), at least one spare hard disk, wire, a soldering iron, and a screwdriver. For step-by-step instructions on hacking together your own hard drive sound system, take a look.