Microsoft CEO Steve Ballmer announced on stage  today at RIM’s annual Blackberry World a new alliance between Microsoft and RIM. BlackBerry devices will be using Bing as  the preferred search provider in the browser. The newly released BlackBerry Playbook is shipping now with Bing as the default search and map application. Matt Dahlin, the Director of Bing concluded in todays bloh article “We are excited to be working with RIM, an early leader in Internet-connected mobile devices, to help people make better decisions with Bing.” Source: Microsoft