From the Telegraph:
“We may be wearing masks for a year, despite the V-Day 'watershed moment'
Sir Patrick Vallance: 'We don't know yet how good all the vaccines are going to be at preventing the transmission of coronavirus’.
Patrick: it doesn’t matter. You’ve seen the data...

...from the vaccine 1st interim analysis (please don’t insult those of us familiar with reading public summaries of trial protocols at http://clinicaltrials.com ), not “the results”, which will be along in 2023...stunning, with over 90% reduction in infections! Oh, hold on, no...

...that’s not right. The vaccine is associated with a much lower propensity to become PCR positive. Not infected. These aren’t the same at all. If they used high cycle thresholds (& it isn’t stated that they didn’t) then this is meaningless, because Thebes didn’t define the...

...operational false positive rate. What a shame! We can’t actually conclude anything definite about the performance of the vaccine from these 1st interims. Never mind, the MHRA have invoked their mythical foretelling skills & decided this means superb protection against...

...infection, severe illness & even death! We know this, because the NHS promo ad (sorry, press release) this morning spoke of ‘this life saving vaccine’ (I kid you not...its in my timeline that I complained to the NHS about the ‘inaccuracy’. Anyway back in topic. It won’t..

...matter whether or not the vaccine reduces transmission, because we’ll have protected those who need protecting.
I hope this helped. You seem a little confused recently about basic immunological facts. I can always lend you my copy of Roitt’s Essential Immunology, you know,

...the one we both used at university!
Anyway, keep it up. With SAGE in charge, what could go wrong?