Their culture is not the cause of their current problems.
Loss of their culture through forced indoctrination, loss of their homelands, and extreme poverty is.
They are probably the oldest surviving peoples on earth
60,000 years old by some accounts.
By no means primitive, these people had their own art, music, theology etc.
http://www.didjshop.com/shop1/AbCulturecart.html
The current situation is dire.
The Australian Government under John Howard is bringing in these Draconian measures in an attempt to gain control over the chaos. Some people think that there is a racist agenda, that it is a populist anti-black operation. Others, prominent aborigines among them, think it is necessary.
The business with the abuse is not even their worst problem.
It was chosen because it is an emotive subject which would justify the measures to follow.
No-one is of the opinion that this abuse is a traditional part of aborigine culture, any more than knife crime or alcoholism is.
http://www.guardian.co.uk/commentisfree/story/0,,2113167,00.html
In any case it is brushing out all the crap from under the carpet where it has been brushed for generations.
Read this about the shantytown outside Alice Springs.
http://www.abc.net.au/am/content/2006/s1614371.htm