Trader Brian Jones@MasterBJonesHow about that?Quote TweetTrader Brian Jones@MasterBJones·Jan 17, 2020My S&P trading system worked in December 2018 during that 20% correction and it will work again if we get a 50% crash this time by the end of this year like 2008-9.2:11 AM · Mar 10, 2020·Twitter Web App1 Like