But why?
Natural immunity discussed by Mr. Bill Gates

https://twitter.com/disclosetv..../status/149481019317

Sadly the virus itself

particularly the variant called Omicron

is a type of vaccine, creates both B cell and T cell immunity

and it's done a better job of getting out to the world population than we have with vaccines.

Serosurvey in African countries, 80% positive

Chance of severe disease, dramatically reduced because of that infection exposure.

We didn’t do a great job on therapeutics

UK

Cases down dramatically, infections down slightly

https://coronavirus.data.gov.uk/details/cases

https://covid.joinzoe.com/data#levels-over-time

ONS tracks omicron BA.2