Originally Posted by
Often1
The point here is that there is little tolerance by GA's or FA's to argue about these issues. Easier to deny boarding or offload a passenger and deal with it once the flight has gone.
It really just depends on who you get. I've boarded flights where the GAs and FAs haven't said a word about people with vented masks, masks pulled below the nose and mouth, etc. It's highly a YMMV sort of situation.