From the article: "While most Americans use search engines every day — and 83 percent use Google — a growing number of people are uncomfortable with the idea that their activities are being tracked.
In a survey of 2,253 adults conducted by the Pew Internet & American Life Project, 68 percent said they are not OK with targeted advertising because they do not like having their online behavior tracked and analyzed. An even greater number, 73 percent, said they would not be OK with an online search engine keeping track of their queries even for the purpose of providing personalized search results in the future. But for most Internet users, privacy is the price they pay to use free search tools." Read more
See Also
Purcell, Kristen, J. Brenner, and L. Rainie, Search Engine Use 2012, report for the Pew Internet and American Life Project, March 9, 2012.