This infection tracker from the Centre comes with checks to secure user data against misuse The biggest challenge in dealing with covid-19 is that infected people are contagious long before they are visibly symptomatic.
This means that by the time you know for sure that you are ill, you would have already infected a number of people. These people, in turn, would have infected others, and so on in an outward ripple.
If we can quickly track and test everyone who an infected patient came in contact with and isolate them before they transmit the disease, we have a chance to slow its spread.
Last week, the Indian government launched an app called Aarogya Setu to try and use data science to solve this problem. The app is already wildly popular,