Just moments ago on stage at BlackBerry World 2011, Microsoft CEO Steve Ballmer and RIM co-CEO Mike Lazaridis (no, the other one is also CMO, dummy) announced a strategic mobile partnership with Microsoft (translation: we’re super scared of Andy Rubin). Starting around the holiday timeframe, Microsoft’s Bing maps and search will be the preferred search and mapping solutions for BlackBerry products. We’re talking about a system-level integration, “far beyond a search box,” RIM said. Check out our live coverage of RIM’s BlackBerry World 2011 keynote for more!