Since our last post in November , the Bing team has been busy rolling out improvements to the Bing web crawler. As a result of this work, we want to announce in advance our plans to change the name of our crawler (aka user agent). Out of beta with a new name On October 1 st , 2010 , we will drop the beta designation from the Bing crawler and change the name of the crawler to reflect Microsoft's new brand for search. Instead of the old msnbot 2.