Bing (search engine) web crawler. In early 1999, MSN Search launched a version which displayed listings from Looksmart blended with results from Inktomi except for a short time in 1999 when results from AltaVista were used instead. Since then Microsoft upgraded MSN Search to provide its own self-built search engine results, the index of which was updated weekly and sometimes daily. The upgrade started as a beta program in November 2004, and came out of beta in February 2005. Image search was powered by a third party, Picsearch. The service also started providing its search results to other search engine portals in an
Search engine privacy DuckDuckGo. There have been several well publicized breaches of search engine user privacy that occurred with companies like AOL and Yahoo. For individuals interested in preserving their privacy from search engines, there are many routes available to them, such as using an anonymity software like Tor that attempts to separate the user's location and information from their search. Search engines generally have privacy policies in order to inform users about what data of theirs they may be collecting and what purposes it may be used for. While these policies may be an attempt at transparency by search engines, many people