Wikipedia had not started adding ""nofollow" to external links from its site, I think this is good and bad, good in that there will be less spam on the site, bad in that contributing to wikipedia in the hope that you will get a link is now impossible, you can read more about this here
: http://slashdot.org/article.pl?sid=07/01/22/1840214&from=rss
: http://slashdot.org/article.pl?sid=07/01/22/1840214&from=rss