Normally, streaming video and audio contents can not be saved and you have to be online everytime you want to view or to listen. Even if you could be online all day without costing a cent, you still could not view/listen to something you want because the life-cycle of those contents is very short. They come and go in just several days. SDG includes Automatic Video Searcher to search for the videos of your choice, Music Video Link Parser to save video clips from famous sites (launch.com, vh1.com, rollingstone.com, lycos.com), tools to post-process downloaded contents and most of all, it has a COMPLETE GUIDE which tells you how to get all kind of streaming contents so you could have a great audio & video collection.