"...And all the textbooks that define vaccine as granting immunity? Also written by people who were mistaken?"
"This definitely constitutes "screaming into the void." Atop a milk crate. Wrapped in a sandwich board.
The guy is just doubling down on ignorant. No only is he unaware of the technical definition of a vaccine, he clearly doesn't know what "immunity" means either. He obviously thinks he's an expert, though.
"...And all the textbooks that define vaccine as granting immunity? Also written by people who were mistaken?"
"This definitely constitutes "screaming into the void." Atop a milk crate. Wrapped in a sandwich board.
The guy is just doubling down on ignorant. No only is he unaware of the technical definition of a vaccine, he clearly doesn't know what "immunity" means either. He obviously thinks he's an expert, though.