As India began the colossal vaccination drive to inoculate crores of people against the coronavirus pandemic, turning on the light at the end of a 12-month tunnel that upended lives everywhere, an overwhelming sense of gratitude rang out among people first in line to get the vaccines. The vaccination programme aims to inoculate 3 crore health and other frontline workers first and then to persons above 50 years of age, followed by persons younger than 50 years of age with associated comorbidities.