The violent Ebola virus crisis in 2014 [1] (case fatality rate ≈ 50%) and the recurrent outbreaks of Coronaviruses in 2003 (SARS-CoV, case fatality rate ≈ 10% [2]), in 2012 (MERS-CoV, case fatality rate ≈ 36% [3]) and in late december 2019 (SARS-CoV-2) [4] illustrate the critical impact of such viruses.