There’s a downside to incorporating Daily-Kos-style diaries into your official campaign website, as BarackObama.com has done. When anyone can post a diary/blog, the world can hear from some of your supporters that you would prefer remained silent.
Charles Johnson finds that the Obama campaign has not been very vigilant in deleting the anti-Semitic material posted on their web site. Being a helpful sort, Johnson has started doing their work for them. Of course, he kept screen captures.