This is a limited point about availability of efficacy data for vaccines under development in the context of the approval for CovidShield and Covaxin in India.
There have been many so-called experts on the idiotbox opining about apparent availability of P III data which 1/n
Here is one set of efficacy data post the interim analysis of a mRNA vaccine.
Source: https://t.co/BAPnP3PxEb

How does the SEC, or the sponsor of these studies, or the experts who are offering their opinion liberally on the idiotbox know what the efficacy is
A. Do they know if the blind was broken for the bridging study and the Phase III study?
B. If so, can they produce data like the one above showing how many subjects who were infected were
And if they cannot answer this question, then ask the following question:
C. In the absence of efficacy data, how does one claim that the vaccine candidate is effective?
D. Do they agree that therapeutic candidates ought to be approved