Robert Enriquez from Charlotte, NC asks:

"Does Google value its own links for PR/Linkjuice? Google Bookmarks, Google Profile, etc. Reason - Google links never appear in Webmaster Tools"

This video is part of a "Grab Bag" series in which Matt Cutts, head of Google's webspam team, answers questions from webmasters. We're not currently taking new video questions, so your best bet for getting an answer about webmaster-related search issues is to head to our help forum: http://www.google.com/support/forum/p/Webmasters?hl=en