Horse hockey.
The "danger" is that Harry Reid and another Democrat Senate roadblock everything that Romney and the GOP House undertake to correct the economy...and, as a consequence, the economy stays in the tank for the next four years.
And one vital key to correcting the economy is repealing Obamacare. And, if we don't have the Senate, that's not going to happen.
"Politically dangerous", my butt! The only opportunity we have to succeed is to take the Senate along with the Presidency.
What’s the history of GOP-controlled Senates with razor-thin majorities? Are they able to do whatever they want? Keep budgets down? When was the last GOP SCOTUS nominee dumped and why?