I made a 2-part WFMU show about the player piano's legacy on copyright and digital music
Part 1 feat David Suisman, Lisa Gitelman and Michael Simon http://wfmu.org/playlists/shows/57461
Part 2 feat Nick Seaver, Aaron David Ross, Michael Connor and Nick Yulman: http://wfmu.org/playlists/shows/57627
The player piano's influence on digital music, including MIDI, Super MIDI, Black MIDI, MIDI-powered automata and mechanical pop. Featuring interviews with Nick Seaver, Aaron David Ross, Michael Connor and Nick Yulman. Host/producer Jason Sigal.