Under his visionary leadership, he developed video games for Milton Bradley and Activision, co-wrote one of he first music authoring applications Studio Session, and the first interactive music program, Jam Session, and co-founded graphics pioneer LightSource Computer Images with Pixar Alumni Rob Cook. While at LightSource, he created video digitzation software for Apple Quicktime. He then went on to co-found multimedia music publisher ION, who published works by artists like David Bowie, Todd Rundgren, Primus, Brian Eno. Finally, he co-founded Gracenote, which has became the standard for metadata across the music, video, and television industries.