I don't know how much success you will have as a general search tool but I can tell you that with some tweaks here and there it would be an amazing tool for peo

I don't know how much success you will have as a general search tool but I can tell you that with some tweaks here and there it would be an amazing tool for people to help with mapping a literature review, by searching google scholar/ACM/SpringerLink/IEEE/etc., drag&dropping results (which are papers or web pages) and adding some "glue" (edges between papers, "clusters of documents", timelines based on some metadata...).