After a long break (pure laziness) I'm excited about participating in the Future of Media event on the 17/18th July http://futureexploration.net/fom07/index.html
I have recently revisited the industry maps for media in Australia since the takeover of Southern Cross Broadcasting by Macquarie Media. Essentially from an ONA perspective, Macquarie now has inherited a strong brokering postion from Southern Cross. have a look at the before and after "betweenness" maps:
Before takeover
After takeover: