Have you ever been annoyed that playlist-based music sites don't let you download songs? And once the player moves on to the next song, that song is gone. Or is it? Most services like the ones above rely on Flash or JavaScript to obfuscate URLs and make it difficult, though not impossible, to download the actual files. In this guide, we'll show you how you can grab just about any file you want by exploring your browser's cache.....(free).....