I completely agree with you. There honestly only was one reasonable reason. I think they should be able to wear whatever they want (to an extent). Anyways, great video, along with the rest of them.
It was also banned in Norway and i read an norwegian article and it said all the things you talked about, but it had Another point that made me facepalm so hard, it was because of the added weight you were more prone to lead with your head. Like wtf?
I'm 11 and I have abut 3 people on my team that brought these ridiculous face mask to the first day of practice, I guess they were siblings, and the coach told them that they weren't allowed to wear those and to this day there still arguing, its absolutely hilarious 😂