> The conclusion that cloth masks are ineffective against viruses with an airborne spread, while a properly worn n95 mask does provide real protection is hardly

> The conclusion that cloth masks are ineffective against viruses with an airborne spread, while a properly worn n95 mask does provide real protection is hardly premature. You're just asserting it to be true, so yes, it is. > I've been really disappointed with my colleagues in public health for not being more clear about what can masking can do or not do. I agree with this, but probably not for the reason you're saying it. It's hard to "be clear about what masking can do", when you haven't actually bothered to gather any evidence for it, one way or the other.