Are the masks for the virus or to hide their identity?
I know they are not doctors.
Like religion, racism is one of the worst forms of ignorance. It is based on beliefs stemming from hate and exaggeration, and is rooted in fear and insecurity.
"The fanatic is not really a stickler to principle. He embraces a cause not primarily because of its justness or holiness but because of his desperate need for something to hold onto." - Eric Hoffer
Fanatics believe their beliefs and ideology will save them from whatever nonsense their idols and imagination have concocted. That is what makes them insane, irrational, and dangerous.