Earlier quoted context omitted.
I’m sorry but my profession is vaccine hesitancy and persuasion researcher and OP is just wrong. I have n=20,000 polls showing people get disinformation from Facebook that informs their decision to not get vaccinated and hours of focus group recordings also showing this.
What about those who have never stepped foot on the platform yet are still hesitant? Not everybody is on Facebook. Also while we're here, if you are what you say you are, add the military forcing vaccinations, people witnessing side effects while being forced to continue duty, and the network effects this has on them and their friends / family after leaving the service. Look at how many people try to go the route of…
No, but many (most?) people are. So many of "those who have never stepped foot on the platform yet are still hesitant" may well have gotten much of their hesitancy from people who are on Facebook and got much of it from there.