Bing.com has already released from microsoft, this search engine still beta version. but I think this is enough statisfied me. But This had bad side, their result not filtered ! So explicit content showing in the result. Carefully.

Microsoft  remove the ‘feedback link’ that used to have on the desktop. The reason is because Windows 7 has reached a more final version. But if the user version of Windows 7 RC find some bugs you can still repoort it to Microsoft. But they are not able to send the report instantly, as in [...]