You'd would never know ... I mean, you'd literally never know that it wasn't all done at once, And that it wasn't done by a huge orchestra. All that really was left from the original session was the drums. Because we didn't like the bass or the rhythm guitar ... that it had a good feel. And eventually we erased the bass from one track and the rhythm guitar from another track and we did them over again just playing along with the drums. And did it over again, and just built it right from the bottom up. Neil Young CBC Radio Interview with Robert Fulford February 1969