Search engine privacy better results to that specific user and provide the user with a better searching experience. However, search engines can also abuse and compromise the privacy of the user's data by selling it to advertisers in order to gain profits. Users must decide what is more important to their search engine experience: relevance and speed of results or their privacy. The legal framework for protecting user privacy is not very solid. A few of the most popular search engines are Google, Yahoo, Bing, and Baidu, but many other search engines that are focused on privacy have cropped up recently, such as
Microsoft Entourage Spotlight search engine and AppleScript; however, the use of a monolithic database made it difficult to back up incrementally with Time Machine. Entourage also maintained a separate address book, but allowed synchronization of contacts and calendar events through Sync Services. Unlike the other applications in the Mac version of the Microsoft Office suite, Entourage did not share a name with its Microsoft Windows counterpart. Microsoft claimed that Entourage was intended "to address an entirely different audience". Entourage had its origins in Outlook Express 5 on the Mac, as well as Claris Emailer and contained "no ported code, and no Office