Imagine this scenario: The IRS may soon just do your taxes for you — and send you the bill.If this sounds farfetched, it’s not.With a new congressional “super committee” tasked with finding $1.5 trillion in cuts by November, creative ways to find additional revenue are in high demand. And allowing the IRS to prepare you taxes could be one solution.The idea has been around for a while, but has been picking up steam in recent years. In 2006, Senate Finance Committee Chairman Max Baucus (D-Mont.) argued it would close a $345 billion annual difference between what the government believes taxpayers...