In between different events at work but if you look back to WHO analysis like this in March they’re discussing whether or not healthcare workers need masks, whether patients need masks, etc.
Scientific brief
www.who.int
This is February- no evidence it spreads they the air, get on that Subway it’s ok.
Readers have asked how the virus could be transmitted without direct prolonged contact with any infected person. Read more at straitstimes.com.
www.straitstimes.com
These guys thought maybe just breathing spread the virus in April. Most did not at that time.
National Academy of Sciences finding lends support to widespread use of masks
www.sciencemag.org
This is May.
The virus that causes COVID-19 can persist in aerosol form, some studies suggest. But the potential for transmission depends on many factors, including infectiousness, dose and ventilation
www.scientificamerican.com
A month ago MIT is analyzing if it’s transmitted thru the air:
Airborne transmission would mean there are certain solutions we really need to focus on.
www.technologyreview.com
There’s a lot of revisionist history being perpetuated because quite frankly there’s agendas and most people just do not remember anything past yesterday.
The same conversation can be had about it’s origins, quarantining, social distancing, treatment regimens, ventilators, you name it. Most of the information has been wrong. It’s being presented as if all these experts were right all along but they were wrong 95% of the time. Are they finally right or just wrong again???