Definitely true, but I became aware of this domain using Google to try to surface old threads. You get enough pages in the index, and it becomes a crapshoot on longtail searches.

Here's an example:

http://www.google.com/search?q=%22How+to+compensate+sweat+eq...

In this case not only does the hackerne.ws page outrank the news.yc page, the news.yc has been pushed into the supplemental index.