Photograph of Prime Minister Brown, Mayor Bloomberg and Deputy Mayor Ed Skyler by Jason DeCrow/AP Mayor Bloomberg may be a lame duck mayor, but he's super busy. Earlier this week, he recommended to House Speaker Nancy Pelosi that the United State should open its markets. Yesterday, he met with British Prime Minister Gordon Brown and showed off his open-cubicle bullpen (and huge plasma TV). And today, besides hosting the 2008 New York City Luncheon......