Not a joke, this is the times we are living in: https://www.cnbc.com/2019/09/08/donald-trump-is-tweeting-more-and-its-impacting-the-bond-market.html J.P. Morgan’s “Volfefe Index,” named after Trump’s infamous and still mysterious “covfefe” tweet, explains a measurable fraction of the moves in implied rate volatility for 2-year and 5-year Treasurys.