Trader Brian Jones@MasterBJonesHow the system did back in 2020 crash.Quote TweetTrader Brian Jones@MasterBJones·Feb 27, 2020Those who learned from me and Followed my S&P Trading system. Lost NOTHING! ZERO! They got the SELL SIGNAL on February 20th and then went short or to cash! They lost NOTHING!9:22 PM · Sep 23, 2022·Twitter Web App3 Retweets1 Quote Tweet34 Likes