Fans of outsider arts rejoice. Influential avant garde musician, instrument builder, journalist, activist, and kayak instructor, Bob Ostertag has made all his recordings to which he owns the rights available for download from his website (via Sequenza21 via Seth Gordon). In total, about 8 hours from 11 different CDs are now available, including collaborations with the DJ Otomo Yoshihide, Mike Patton, Fred Firth, and many others. He’s also licensed the work through a Creative Commons Attribution-NonCommercial license, which will please the remix-inclined among us.