If production were exponential but administration were exponential-then-linear then there should be massive stockpiles of unused vaccines by now. Are there?
Yes: https://www.axios.com/covid-astrazeneca-vaccine-us-doses-world-india-5a93ffad-dd9b-47a3-923a-9b62e6ed316d.html
If production were exponential but administration were exponential-then-linear then there should be massive stockpiles of unused vaccines by now. Are there?
Yes: https://www.axios.com/covid-astrazeneca-vaccine-us-doses-world-india-5a93ffad-dd9b-47a3-923a-9b62e6ed316d.html