Looking back at 2.5 years of Covid, and imagining the counterfactual, we see how, at various points, this pandemic could have taken a different turn. Zeynep Tufekci examines four big What-ifs:

• China tells the world the truth and the pandemic is avoided.
• The world sees through China’s deception and takes action.
• Officials put in place effective and early mitigation strategies.
• Vaccine supply ramps up, with sensible distribution.

From Weekly Filet #386, in March 2022.