After weeks of deliberation, Yellen had made up her mind: she was out. “Yellen told him it was his decision to make, but that she would not protect him from the political fallout if he did so,” says one person briefed on the conversation. “And that was the end of Facebook’s digital currency.”

https://www.ft.com/content/a88fb591-72d5-4b6b-bb5d-223adfb893f3?sharetype=blocked