Sure, she???s a lefty, and in the past week she is been swinging away at Obama's cabinet choices, but I suspect she is ambitious enough to dial it back if she had to. (She also has that weird TV gene that???s so hungry for air time she???d probably insist on keeping her five-day job at MSNBC. Russert himself was on every show except Project Runway.)But maybe this kind of seismic move asks too much o