They been working on a coronavirus vaccine for longer than you or I have been alive and still nothing. Not even for the common cold but you think this lying pack of profiteers are going to save us? You are delusional.Yes and it will take years to develop Covid too.
Where Covid-19 originated? Got me.
Think the latest is strong possibility that it was lab leak. Hanlon's Razor suggests that it was variant that got away from the researchers, PRC Commissars did level best to keep quiet.