Via Deepak, I hear of Elsevier’s new social bookmarking effort. Bookmarking services are great because they remove the drudgery out of maintaining a list of references or doing a literature review when writing a paper or proposal. 2collab is particularly nice because not only does it show you the references cited by the bookmarked paper, but it shows you papers citing the bookmarked article as well, making it as easy to go forwards as backwards in your literature review. It also shows you else is bookmarking your papers and commenting upon them, which given a large enough user base, can serve as an indicator of popularity/impact of a paper. Surprisingly(for a product from Elsevier), it’s open, free, supports import and export, and there’s going to be a public API.
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