> we found out very early on that this virus didn't spread on surfaces, by spring 2020 No we didn’t and it obviously can. What we found out is that it spreads

> we found out very early on that this virus didn't spread on surfaces, by spring 2020 No we didn’t and it obviously can. What we found out is that it spreads very efficiently through aerosols, thereby making contact-based infection nearly irrelevant for public health.