No they are right. That was exactly what we learned during the pandemic. You can lay out the most researched fact check argument you want and they still wont believe you.

People are going to still say he is making shit up. No amount of facts are going to help.

Personally, I prefer the method used by a lot of podcasts I listen to. They put a link to all their citation and research instead of cramming it all into the presentation. Often with some discussion items and additional information if I want to check sources.

Video is an exercise in patience, because it is a horrible way to convey information, and really long ones are not helping.