Hmmmm...does that follow? I mean the alleged lab source would have been from bat coronaviruses anyway. Is there something about these mutations that would be key to the lab leak theory?
Jon Stewart made a great point:
This is the equivalent of rabidly, aggressively denying the possibility of the Hershey's factory having anything to do with the outbreak of "chocolatey goodness" in Hershey, PA.
The interpretation you stated is very one sided, and doesn't mesh with the author's own writing.