Anyone still need a reason to abandon "grand bargains" and deals negotiated between this President and GOP Congressional leaders? Here it is: The revival of two dormant provisions of the tax code means the much ballyhooed $450,000 income threshold for the highest tax rate is largely fake. The two provisions are the infamous PEP and Pease, which aficionados of stealth tax increases will recognize immediately as relics of the 1990 tax increase. Those measures, which limit deductions and exemptions for higher-income taxpayers, expired in 2010. The Obama tax bill revived them this week. It isn't going to be pretty. Under...