Aquarium Drunkard posted MP3s of the terrific recordings that two of my favorite songwriters, Bob Dylan and Johnny Cash, made together during three 1969 sessions. Several tracks were are even quadraphonic mixes. The Dylan/Cash Sessions (Thanks, Mark!)
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.