https://www.cnbc.com/2018/04/06/ann-winblad-facebook-opt-out-button-for-data-unsustainable-model.html >Allowing Facebook users to pay to opt out of having their data used by the company would likely be an unsustainable business model, entrepreneur-turned-venture capitalist Ann Winblad told CNBC on Friday. >In an interview with NBC's "TODAY" show, which aired Friday, Facebook's chief operating officer, Sheryl Sandberg, said if users wanted to opt out of all of the social media company's data-driven advertising, they would have to pay for it.