Australia is heading to catastrophe with BA4 and BA.5 now in Australia and the removal of the one mandate that was strongly supported by science, namely masks. https://www.theguardian.com/world/2022/may/04/three-new-covid-omicron-subvariant-australia-ba-2-12-1-ba4-ba5-detected BA.4 and BA.5 are growing fast in South Africa with respect to BA.2. See graph. South Africa is almost certainly heading into fifth wave. See graph. BA.4…