I don’t think there’s anything terribly dangerous about the Covid vaccine, although I’m not in a big hurry to get one, if I ever get one at all.
On the other hand, there are those that wouldn’t trust Bill Gates further than they can kick him, which isn’t far enough to suit me, and some of that is rooted in medical science. He has some viewpoints of what he envisions for the future of the world that are likely different than yours and you probably wouldn’t like what he really thinks.
If you want to view into that world, read this article and click on a few of the links for background info.
https://meaninginhistory.blogspot.com/2021/02/what-keeps-bill-gates-awoke-at-night.html?m=1