CainIV - 1:13 am on Dec 17, 2009 (gmt 0)

Yes, some no follow links still show up in Google Webmaster Tools which means that there is a benefit to having a link there

This is inaccurate. Although the links show, and Matt Cutts stated that they sometimes will, they are completely removed from the link graph in calculations.

Matt and the Google team never felt as though filtering those off for you to view follow or nofollow in WMT was a priority which is why you can still see both at times