The mystery of COVID-19 in India (external link)

Whenever you make a phone call in India — on landlines and mobiles — instead of a ring tone, you hear government-sponsored messages warning you to wash your hands and wear a mask. One message was recorded by Bollywood legend Amitabh Bachchan, 78, who battled and recovered from COVID-19 last summer.

When you have the national will and ability to take a step such as this, the mystery of why their cases have decreased seems less mysterious.