Perhaps a researcher would like to carry out a similar analysis of the "Link list on Australian network policy and communication", which has been running at ANU since February 1995 (the month after oz-teachers started).
Lloyd, M., Skyring, C., & Nykvist, S. (2015). Teacher professional conversations – the oz-Teachers story. Australian Educational Computing, 30(2). Retrieved from http://journal.acce.edu.au/index.php/AEC/article/view/72