Of course it's only a theory, but on balance of probability IMHO it's fair to say anyone who's been mixing in crowded places has been exposed by now. There's an ONS antibodies study that can back this up.
I just think everyone gets swept up by the pile on because it's mustafa and his is a...
There's plenty of evidence to back up what Mustafa is saying. Some of the criticism on this thread is ridiculously OTT.
https://www.independent.co.uk/news/health/covid-exposure-immunity-leo-swadling-b1955654.html
https://www.bbc.com/news/health-59207466...