[nwah1]

Multiple statements you made are just wrong.

There is no law of nature that says a vaccine cannot be made in a year, in the same way that there is no law of nature forbidding any of our technological artifacts that we use every day.

Influenza is not a coronavirus.

Influenza does not kill anywhere near as much as the original SARS-CoV-2 strain.

And mortality was not the only concern regarding the pandemic.