Can antibody tests identify who can be exempted in the lockdown? With 70 vaccines in the works globally, what are the various approaches to coming up with COVID19 vaccine? Lockdown vs Herd immunity.. The Great American PPE Mafia.. A tennis tournament was better prepared than most of the world’s governments?   The Coronavirus Daily, an understanding of the COVID19 era by Ajay Poonia.  Links to episode 13- https://www.technologyreview.com/2020/04/02/974964/the-coronavirus-test-that-might-exempt-you-from-social-distancingif-you-pass https://www.scientificamerican.com/article/what-immunity-to-covid-19-really-means/ https://www.statnews.com/2020/04/10/coronavirus-ace-2-receptor/ https://indiabioscience.org/columns/general-science/covid-19-vaccine-development-and-therapeutic-strategies https://amp.theguardian.com/commentisfree/2020/apr/13/people-work-lockdown-herd-immunity-debate-coronavirus? https://www.nytimes.com/2020/04/09/world/coronavirus-equipment-rich-poor.html https://www.theguardian.com/world/2020/apr/03/mask-wars-coronavirus-outbidding-demand https://www.insurancejournal.com/news/international/2020/04/13/564598.htm