DuckDuckGo privacy: A search engine that doesn’t track its users. – Slate Magazine
Setting and then abiding by limits is a conscious move, not a technological one.
WG: Why didn’t you want to track your users?
GW: Google has been pretty transparent about handing over data to law enforcement, to their credit. I thought that would be inevitable if we store data. Also, it’s just kind of creepy for the search engine to know so much about you. You have your most personal relationship on the Internet with the search engine—medical queries, where you’re going, all tied back to one person. That’s the case even more now; infrastructure in tracking people online has exploded in the last five years.