Loved it. Though at first I thought it would hook up to rdio api rather than go throughout dumping library onto a central Mac. On another note I like these screen casts, keep em coming.
With subtitles: <a href="http://www.universalsubtitles.org/en/videos/ZEURQew49NcH/info/" rel="nofollow">http://www.universalsubtitles.org/en/videos/ZEURQew49NcH/inf...</a><p>(feel free to translate into other languages)
"As you can see here there's also a download link, so if you <i>legally</i> obtained this music and have <i>full rights</i> to this music, you can download a copy straight from the browser to your machine."<p>Unfortunately, with the current state of online music store terms of services, it is unlikely that this is the case for the majority of music in most people's collections.
This will lead to a war, but in the end, this war shall be good.<p>A war with a 500 watt amp driving it.<p>On this note, I wish Sonos had an API. You can hack in UPNP commands to it though, so that might work.
If you like the concept but don't like Ruby (like me) then check out Jukebox: <a href="https://github.com/lociii/jukebox" rel="nofollow">https://github.com/lociii/jukebox</a>