Relevant I believe. The virus is not causing pneumonia but something mimicking high altitude sickness. The red blood cell hemoglobin is interfered by blocking porphyrin removal. It is like slow suffocation.
https://chemrxiv.org/articles/COVID-19_Disease_ORF8_and_Surface_Glycoprotein_Inhibit_Heme_Metabolism_by_Binding_to_Porphyrin/11938173