 Wulfson was also an accomplished violinist, accordionist, and mandolin player, an active performer of experimental music, and an avid folk musician.He was a member of the Object Collection ensemble and the Society of Automatic Music Notators, which initiated the LiveScore real-time music notation project, and has performed with the World on a String band, King Wilkie, Metropolitan Klezmer, Golem, and Margot Leverett.In addition, Wulfson was a software engineer and web pioneer.