As Covid-19 cases started rising in India with the first positive case reported in Kerala, one of the first few technological interventions that was made by the government was to build a contact tracing app given the highly contagious nature of the virus. Despite being criticized in several quarters, this effort, driven with participation from both the public and private sectors, has seen a huge success so far in terms of identifying potential hotspots and recommendations for testing, thus helping the frontline health workers and lawmakers stay better prepared and reduce the spread of the virus. In an interview, AJAY