This lovely episode features Mike Robinson (Sierra Ferrell, Maggie Rogers) on pedal steel, Jon Thompson on saxophones, Jesse Neuman on trumpet, Damian Calcagne (Pine Box Studio) on keys, Scott Colberg (Calexico, Margaret Glaspy) on bass and host Dave Butler (Guster) on drums improvising to Godfrey Reggio’s beautiful and haunting 1988 non-narrative film, Powaqqatsi.