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I dont know if its the what you mean but I love Diigo.What are the best social bookmarking sites for use with SEO for a technology company? We are working on a SEO campaign to create inbound links to our site. What are the best sites like Digg and Slashdot to use for a technology company website?
not exactly a social site but follks can tune into your bookmarks and follow your research.
- Web Highlighter and Sticky Notes, Online Bookmarking and Annotation, Personal Learning Network.
"Share your annotated pages with your followers on Diigo or elsewhere.
Get a stream of interesting content by following others you like.
Interact with others on content of interest.
Collaborate & Create a Group Knowledge Repository
Create a private or public group for your company, class, and teams.
Share findings to the group -- make it the second brain for your team!
Interact on the web pages in-situ or in the group."