[set fair (OP)]

I'm not trying to start a rumour here and I'm not implying the answer is 'no'. But with the Japanese saying most of the infections came from pre/a symptomatic infected people and the Chinese putting the figure at 79% https://www.newscientist.com/article/2238473-you-could-be-spreading-the-coronavirus-without-realising-youve-got-it/ has aerosol infection been downplayed? And how should our approach to the virus be augmented to combat aerosol infecton?