@Yt I’m not sure if using your visible name links to your profile, so I went with both.
Do you want to know why “lots of people are against them”? Same reason why lots of people are anti-Semites, or why lots of people think that the Earth is flat, or why lots of people think Joe Biden is a lizard in disguise. People get their information from less than legitimate sources and aren’t educated enough to know better to look for something a little more verifiable.
Do you know what’s worse than the unknown side effects of the COVID-19 vaccines? COVID-19.