Well I have dragged this thing with me all weekend, and I am not very happy with it. The thing is this: it tries to be an mp3 player and a portable harddisk, which was the whole reason I bought it, but it ends up doing neither very well. As a portable harddisk, it has the benifit of acting as a standard enclosure, so you can stick any laptop IDE hardrive in it. But on the downside, it needs the adapter to be plugged in, if you want to do actually connect it to a pc.It also uses one of those mini-usb...