phranque - 5:10 am on Oct 1, 2012 (gmt 0)

you mean this part?

http://privacy.microsoft.com/en-us/bing.mspx#ESC

Bing Bar Experience Improvement Program. If you’ve chosen to participate in the Bing Bar Experience Improvement program, information about the websites that you visit and how you use Bing Bar will be sent to Microsoft. This information helps us to improve the quality and performance of our products and services and to help prevent spam and phishing scams from reaching your inbox. While the Bing Bar is enabled, the information about the websites accessed by the browser Bing Bar is installed on is collected to improve search ranking and relevance and the performance of Bing services.