incrediBILL - 4:17 pm on Jun 11, 2013 (gmt 0)
That's going to put a LOT of searches on Bing.
Add this to their major integrations with social networks and maybe they'll take away some of the traffic from Google.
However, I wouldn't be surprised if people don't force Apple to make the Siri search engine used optional because many prefer Google.
Let's see how this plays out :)