I remember in early January 2020 when the first reports appeared in the news about an outbreak of disease in Wuhan, China that had similarities to SARS. Margan and I thought here we go again with memories of the response that was mounted in 2003 for SARS. It quickly became apparent this was SARS on steroids with the added problem of infected people being infectious before they were symptomatic. We all remember what happened. The president, Trump, declared repeatedly this was not a problem and would be gone by Easter. It wasn’t. Covid-19 spread like wildfire with huge morbidity and mortality. Public health authorities responded with their playbook for pandemic respiratory disease because that is what we had on the shelf. Unfortunately, Covid-19 did not play by that book’s rules. It took time to fully understand that SARS-CoV-2 spread by aerosols, just like measles, rather than by respiratory droplets and contaminated surfaces. By the time it was realized that what was needed was the