Yeah, that's pretty obvious, and it's their claim.
Unfortunately the way they went about it was tos ay that they weren't effective against the virus, to stop the public buying them out.
Now a huge portion of the population thinks they are a waste of tme, when it matters to wear them.
This is what lies (blatant lies) get.
How about they said "masks are effective, but we need all we can get for health professionals"
They how about the government comandeer what they need so the public can't savage stock piles?
Treat epople like idiots and they will act like idiots.
Then don't complain that people are acting like idiots.