t seems like everyone is getting a netbook these days, wherein they greatly increase mobility, but making the transition from a desktop PC to a netbook can often be tedious, especially when transferring files, this is also true when using multiple operating systems such as Windows and Macintosh. The 500GB Portable External Hard Drive by Toshiba provides the ideal solution. It is USB powered, so you don't have to go searching for a AC outlet. The drive powers up whenever it connects to a USB port. It is both Windows and Macintosh compatible