Video artist Alexander Hahn discussed “Dirt Site,” an “electronic map of the labyrinth zone of the human psyche and a de-evolution from the neo-cortex to the reptilian brain.” Composer and director of the Center for Contemporary Music at Mills College David Rosenboom discussed hardware and software for real-time performance, including new applications for Digidesign’s “Sound Tools” and extensions of Frog Peak Music’s HMSL.