this guy reckons the Oxford vaccine will prove a better bet - Duc C. Vuong $3/$4 a shot efficacy of various vaccines will migrate to a similar level because of the logistics of the various trials, and the logistics of carting around at -70 deg C. There are reports of 500 doses of the Pfizer being left out of the cold store in America - an isolated example but you aren't going to hear all instances. And it doesn't matter how many if it is you that gets those shots. We have to think world-wide, with airlines crying . Our herd is 7 billion people wide.
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