Since we're on the topic of interface devices, does anyone know the status of noise cancellation equipment? I see Resonance Technology has it under development. Thanks, Allyson Allyson C. Rosen, Ph.D. Psychology Department Stanford University Jordan Hall, Building 420 Stanford, CA 94305 Phone: 650-725-0797 Fax: 650-725-5699 Time is a great teacher, but unfortunately it kills all its pupils. -- Hector Louis Berlioz