Episode 1 of "Connections": A Series that Follows the History of Science and Technology
youtube.com
youtube.com
Also, there is a fascinating episode of the show that deals with the history of computers (punchcards as a way of holding information) which is available here http://www.youtube.com/view_play_list?p=0C43386079D8B683
I hope you all find it as interesting as I did.