"My hope is that, by the second half of 2021, facilities around the world will be manufacturing a vaccine. If that’s the case, it will be a history-making achievement: the fastest humankind has ever gone from recognising a new disease to immunising against it." [1]
[1] The Economist - "The world after covid-19. Bill Gates on how to fight future pandemics" by Bill Gates. 23 Apr. 2020