I don't think the information is hidden inside the file using steganography - you can see all the information right from iTunes. Whatever a persons grievance with having personally identifiable information inside songs they purchase, I think it's a bit tenuous to suggest that this is an inappropriate thing for Apple to do because it adversely effects the quality of what you are paying for.
Well, the results of the commands you give it are returned in a browser so can (and do it seems) include multimedia. Still, it's main selling point seems to be a novel and consistent interface to various popular sites and services, rather than a text based web browser inside a graphical browser. It seems like a solution looking for a problem to me (unless lack of cool geeky ajax apps is a problem). Worth trying though, will keep the tab open over the next few days before deciding if it's more or less efficient for me.