It&#x27;s not freely available if they are not free to copy... and I really wonder who could possibly be harmed by copying these videos around. I can&#x27;t imagine that Milnor would object to having his work widely disseminated. Do you think if we copy something he made 50 years ago (which really should be in the public domain by now), he&#x27;ll be less motivated to generate new lectures at his 84 years of age?<p>Your usage of the term &quot;pirated&quot; seems to indicate more indignation than is in order.