@victorLion In this case, if a person does any real investigation, the anti-vax question doesn't even apply. By legal definitions these things aren't even vaccines, because they produce no immunity.

I thought about the pressure he was under also, but he's always been one to speak up no matter how unpopular his opinion was.

I don't know. We may never get an answer, but it weighs on me and makes me doubt his motives.