For President Obama, the Buffett Rule is the political equivalent of a Swiss army knife, a tool he clearly intends to use any number of ways as he fights to be re-elected and deny the White House to Republican Mitt Romney.
From the Democrats' perspective, the proposed rule, which would require that superwealthy taxpayers with at least $1 million in taxable income after deductions, pay taxes at a minimum 30 percent rate, has so much going for it, they can hardly stop talking about it.
