In the early 1970s, rumors floated around the lunatic fringe that the dude making records under the name "Bob Dylan" was not in fact Bob Dylan. The real Dylan had died in that 1966 motorcycle accident and an imposter had taken his place. It's unlikely anyone took this theory seriously -- even in a "Paul-Is-Dead" way -- but it's a good illustration of the deep bewilderment that greeted some of Dylan's work back then, a bewilderment that reached its apex with the release of become a member or log in.
