There truly isn’t any other platform we’ve wanted to be on for as long as we have the Apple TV. Today’s the day, and we’re celebrating. The app is free in the app store for everyone, and requires the latest media server.
Not only is this awesome news, especially so soon after the release of the new Apple TV, but the blog post goes into some interesting details of how they went about their latest implementation and the choices they had to make along the way.
By the looks of the comments though Siri integration is unfortunately not supported yet.