Steven Mnuchin said he is “very concerned about the lack of first-rate technology at the IRS” as well as staff cuts in recent years. Mnuchin, a former CIO and executive vice president for Goldman Sachs, told senators in a five-hour confirmation hearing on Thursday. He is expected to be confirmed, and would likely work with Trump to pick the next IRS director. The IRS has had its share of problems, including a Web-based tool for obtaining PINs, which taxpayers used to file tax returns electronically.”]