*MRNA BOOSTERS DON’T BLOCK OMICRON, SOUTH AFRICAN STUDY SHOWS: BBG January 19, 2022 10:20 am by IWB so its usefulness is….. 🤣🤣🤣 pic.twitter.com/EoCfKllPea — bhavpatelmba@gmail.com (@BhavPatelMBA) January 19, 2022