Last night, MSN Search began redirecting to Live.com. Try it, go to http://search.msn.com/ and notice the 302 redirect (a.k.a temporary redirect) pointing to http://www.live.com/?searchonly=true.
So what is done is done... or is it? i.e. 302? :)
Forum discussion at DigitalPoint Forums, WebmasterWorld and Search Engine Watch Forums.