Earlier this year, the New York Times ran an op-ed about New York City's proposed sugar tax. The article's author spoke with former Mayor Bloomberg about his new Task Force on Fiscal Policy for Health, which pairs him with former Secretary of the U.S. Treasury Larry Summers to educate leaders around the globe on the importance of adding a sugar tax to help fight obesity. But is a sugar tax really a good way to fight obesity - or is it just more government overreach into our private lives?