meloz old chap
Now you know what it is like to step on a land mine, hear the click and wonder how you're going to get out it alive.
1989 has some significance in Oz aviation and has been widely and vigourously canvassed here.
May I suggest that you avail yourself of the search function and enjoy several thousand hours of fascinating reading.
Please dont be offended, but I am going to close this thread until you have had a chance to do some research.