Bar Camp Canberra 2011 will be held at ANU College of Business and Economics in Canberra on 19 March 2011. This is free and there is room for 150 people. You can register online.
These events are a little geeky, with participants referring to each other by their Twitter "handle" and almost everyone having a wireless handheld device switched on all the time. But they do show how the blend of computer technology and old fashioned meeting procedure can work.