Seeing sites that aim to serve the research community (pubget comes also to mind) begin to pop up is very exciting. that said, I think the social graph compone

Seeing sites that aim to serve the research community (pubget comes also to mind) begin to pop up is very exciting. that said, I think the social graph component is useful as a way to inform what papers the site shows you, but should not be explicitly implemented in this Facebook-ish way. Seriously, I do not want to friend my PI.