But then just those masks are as useless for this as can be. But then, I know, people want be REASSURED-without giving a blink as what this would mean in real effect. Brits cannot even go to China anymore, as their own favorite airline, BA has halted all flights to there. Who said it was all about the money? BA cares about its customers! But then yes, it does seem to have a potential nice side-effect: many of those large groups of uncouth mainland CNese are gone.
And the MBs with dwindling income can just do what any Thai according to expatora will do raise the price! And forget to lower it once its all over.
Did you note how all that hullaballoo about the bad air has also suddenly disappeared?