Downloaded the lecture as MP3s via http://www.cbc.ca/radio/ideas/the-1989-cbc-massey-lectures-the-real-world-of-technology-1.2946845 and some browser console observations.

This is the same world that people told me about from term writing service and this is why I'm here right now doing things that only some of us know about. It will be great for all of us.

Pdf are the most difficult document type to edit or convert in other formats. But then I found out about altopdf which does all of this for free and it happens on an online server. Best website ever!