On media articles linking to scientific papers (and other sources)

There are fascinating threads of comments developing on these two posts:
Science journalism pet peeve
and
Do arrogant, condescending, and dismissive attitudes contribute to the journalism crisis?
If you have bookmarked the quick guide to the maxims of new media you will easily find the origin of the phrase “Do what you do best and link to the rest.” – Jeff Jarvis in this 2007 post.
For the origin of the reluctance of MSM to link outside their own websites, watch this video.
For my own thoughts on this topic, informed by my experiences as “media tracker” for PLoS ONE, see Why it is important for media articles to link to scientific papers, the follow-up: Why is some coverage of scientific news in the media very poor?, and related: The Ethics of The Quote.
Discuss.