If you're worried about Google Search History and its privacy settings …
… then here are some ways you can clear it (and leave it turned off). Personally, I'm not going to bother, but if it's something that concerns you, here you go. #ddtb
Embedded Link
How to Remove Your Google Search History Before Google's New Privacy Policy Takes Effect | Electronic Frontier Foundation
On March 1st, Google will implement its new, unified privacy policy, which will affect data Google has collected on you prior to March 1st as well as data it collects on you in the future. Until now, …
You know, I looked at mine and it was already turned off. Maybe I did it when I made my account? Who knows.