<i>"... The revelation of the loss only came two years ago. Dr O'Brien says there is no indication as to when exactly the tapes were lost, but he guesses that it was "way, way back". When Dr O'Brien learnt of the tape loss, he was contacted by Guy Holmes from data recovery company SpectrumData, who offered to try and get hold of the information. Mr Holmes has kept the tapes in a climate-controlled room since then, and it was only when he stumbled upon a 1960s IBM729 Mark 5 tape drive at the Australian Computer Museum Society that his company had the ability to unlock the information. ..."</i><p>A more detailed article here, <i>"Fridge-sized tape recorder could crack lunar mysteries"</i>, ABC News, Nic MacBean ~ <a href="http://www.abc.net.au/news/stories/2008/11/10/2415393.htm" rel="nofollow">http://www.abc.net.au/news/stories/2008/11/10/2415393.htm</a> There is a point made in the article by Dr. Harrison (Jack) Schmitt - last astronaut on the moon - that the <i>"dust detector"</i> data collected by Dr. O'Brian is the most significant environmental problem that has to be investigated. Finding the vision tapes while historically significant isn't as important as the data for future missions.