Share 'Week 2: Social Bookmarking and Learning'

I'll be curious what people think about this. I've used social bookmarking primarily as a tool to track my bookmarks (and I more aggressively bookmark because of having tags). I use it also as a work tool to share bookmarks in work groups. And, in smalls ways in formal learning to have people share bookmarks. The example here with this course of the quality of the bookmarks that have been shared…