recent_tracks.pde

XMLElement xml;

void setup() {
  size(200, 200);
  String url = YOUR_URL_HERE;
  xml = new XMLElement(this, url);
  XMLElement[] tracks = xml.getChildren("recenttracks/track");

  for (int i = 0; i < tracks.length; i++) {
    XMLElement artist = tracks[i].getChild("artist");
    XMLElement name = tracks[i].getChild("name");
    XMLElement dateElement = tracks[i].getChild("date");
    int date = dateElement.getInt("uts");
    println(date  + " : " + artist.getContent() + " : " + name.getContent());
  }
}