Zuckerberg's private (vs. public) opinions on the Covid vaccine

According to a video leaked by an insider from Facebook, Mark Zuckerberg is seen admitting that COVID-19 vaccines will change your DNA and that he is not sure what would be the long-term effects of these vaccines. Interestingly, as per their own policy, Facebook will censor you for saying the exact same thing, even with proof and brand it as fake news.

Original video: https://www.youtube.com/watch?v=oXWREk7MVqQ&t=1s