SCOUR

[Scour](http://scour.com) is a social search engine that "scours" multiple other search engines, with the goal of offering the most relevant search results. This is achieved through a combination of proven search algorithms and real user feedback. Scour also incentivises users to interact with points redeemable for Visa gift cards. It recently incorporated results from twitter and oneriot, making it a real time discovery engine as well, and further benefiting the engines result capability