FWIW, Romney and his allies have already won the war, even if this latest little snafu causes a few hiccups:

Poll: Majority want tax cuts for all, even the wealthy

A majority of Americans want the Bush tax cuts extended for everyone, despite a strong push by President Barack Obama to eliminate them on higher incomes, according to a new McClatchy-Marist poll.

The poll found 52 percent of registered voters saying they want all the tax cuts extended, including the tax cuts for incomes above $250,000, while 43 percent want the cuts extended just for incomes below that threshhold.

[…]

And those making less than $50,000 supported tax cuts for all incomes by 53 percent to 41 percent.

[…]

One thing to remember: MItt is a winner, no matter how this Bain-snafu thing washes.